Home / 134,772.30-202,158.45-34,931.70

Finding the Fourth Proportional to 134,772.30, 202,158.45 and 34,931.70

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Solution

The fourth proportional to 134,772.30, 202,158.45 and 34,931.70 is: 52,397.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,772.30 : 202,158.45 = 34,931.70 : x
  2. Step 2: Convert to fraction form
    134,772.30/202,158.45 = 34,931.70/x
  3. Step 3: Cross multiply
    134,772.30x = 202,158.45 × 34,931.70
  4. Step 4: Simplify right side
    134,772.30x = 7,061,738,327.87
  5. Step 5: Solve for x
    x = 7,061,738,327.87/134,772.30
  6. Step 6: Final answer
    x = 52,397.55

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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.