Home / 100,012.06-150,050.94-40,897.45

Finding the Fourth Proportional to 100,012.06, 150,050.94 and 40,897.45

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Solution

The fourth proportional to 100,012.06, 150,050.94 and 40,897.45 is: 61,359.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,012.06 : 150,050.94 = 40,897.45 : x
  2. Step 2: Convert to fraction form
    100,012.06/150,050.94 = 40,897.45/x
  3. Step 3: Cross multiply
    100,012.06x = 150,050.94 × 40,897.45
  4. Step 4: Simplify right side
    100,012.06x = 6,136,700,816.10
  5. Step 5: Solve for x
    x = 6,136,700,816.10/100,012.06
  6. Step 6: Final answer
    x = 61,359.61

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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.