Home / 157,280.24-217,200.96-134,487.62

Finding the Fourth Proportional to 157,280.24, 217,200.96 and 134,487.62

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Solution

The fourth proportional to 157,280.24, 217,200.96 and 134,487.62 is: 185,724.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,280.24 : 217,200.96 = 134,487.62 : x
  2. Step 2: Convert to fraction form
    157,280.24/217,200.96 = 134,487.62/x
  3. Step 3: Cross multiply
    157,280.24x = 217,200.96 × 134,487.62
  4. Step 4: Simplify right side
    157,280.24x = 29,210,840,172.12
  5. Step 5: Solve for x
    x = 29,210,840,172.12/157,280.24
  6. Step 6: Final answer
    x = 185,724.79

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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.