Home / 134,724.28-202,154.55-89,776.24

Finding the Fourth Proportional to 134,724.28, 202,154.55 and 89,776.24

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Solution

The fourth proportional to 134,724.28, 202,154.55 and 89,776.24 is: 134,709.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,724.28 : 202,154.55 = 89,776.24 : x
  2. Step 2: Convert to fraction form
    134,724.28/202,154.55 = 89,776.24/x
  3. Step 3: Cross multiply
    134,724.28x = 202,154.55 × 89,776.24
  4. Step 4: Simplify right side
    134,724.28x = 18,148,675,397.89
  5. Step 5: Solve for x
    x = 18,148,675,397.89/134,724.28
  6. Step 6: Final answer
    x = 134,709.76

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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.