Home / 157,390.28-217,145.24-96,114.12

Finding the Fourth Proportional to 157,390.28, 217,145.24 and 96,114.12

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Solution

The fourth proportional to 157,390.28, 217,145.24 and 96,114.12 is: 132,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,390.28 : 217,145.24 = 96,114.12 : x
  2. Step 2: Convert to fraction form
    157,390.28/217,145.24 = 96,114.12/x
  3. Step 3: Cross multiply
    157,390.28x = 217,145.24 × 96,114.12
  4. Step 4: Simplify right side
    157,390.28x = 20,870,723,654.79
  5. Step 5: Solve for x
    x = 20,870,723,654.79/157,390.28
  6. Step 6: Final answer
    x = 132,604.91

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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.