Home / 76,903.02-106,128.70-44,635.21

Finding the Fourth Proportional to 76,903.02, 106,128.70 and 44,635.21

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Solution

The fourth proportional to 76,903.02, 106,128.70 and 44,635.21 is: 61,598.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,903.02 : 106,128.70 = 44,635.21 : x
  2. Step 2: Convert to fraction form
    76,903.02/106,128.70 = 44,635.21/x
  3. Step 3: Cross multiply
    76,903.02x = 106,128.70 × 44,635.21
  4. Step 4: Simplify right side
    76,903.02x = 4,737,076,434.62
  5. Step 5: Solve for x
    x = 4,737,076,434.62/76,903.02
  6. Step 6: Final answer
    x = 61,598.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.