Home / 90,623,094.09-135,948,037.11-33,101,912.85

Finding the Fourth Proportional to 90,623,094.09, 135,948,037.11 and 33,101,912.85

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Solution

The fourth proportional to 90,623,094.09, 135,948,037.11 and 33,101,912.85 is: 49,657,762.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,623,094.09 : 135,948,037.11 = 33,101,912.85 : x
  2. Step 2: Convert to fraction form
    90,623,094.09/135,948,037.11 = 33,101,912.85/x
  3. Step 3: Cross multiply
    90,623,094.09x = 135,948,037.11 × 33,101,912.85
  4. Step 4: Simplify right side
    90,623,094.09x = 4,500,140,076,543,786.50
  5. Step 5: Solve for x
    x = 4,500,140,076,543,786.50/90,623,094.09
  6. Step 6: Final answer
    x = 49,657,762.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.