Home / 149,724.32-224,399.50-74,865.87

Finding the Fourth Proportional to 149,724.32, 224,399.50 and 74,865.87

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Solution

The fourth proportional to 149,724.32, 224,399.50 and 74,865.87 is: 112,205.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,724.32 : 224,399.50 = 74,865.87 : x
  2. Step 2: Convert to fraction form
    149,724.32/224,399.50 = 74,865.87/x
  3. Step 3: Cross multiply
    149,724.32x = 224,399.50 × 74,865.87
  4. Step 4: Simplify right side
    149,724.32x = 16,799,863,607.90
  5. Step 5: Solve for x
    x = 16,799,863,607.90/149,724.32
  6. Step 6: Final answer
    x = 112,205.31

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