Home / 157,463.22-217,291.38-89,471.22

Finding the Fourth Proportional to 157,463.22, 217,291.38 and 89,471.22

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Solution

The fourth proportional to 157,463.22, 217,291.38 and 89,471.22 is: 123,465.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,463.22 : 217,291.38 = 89,471.22 : x
  2. Step 2: Convert to fraction form
    157,463.22/217,291.38 = 89,471.22/x
  3. Step 3: Cross multiply
    157,463.22x = 217,291.38 × 89,471.22
  4. Step 4: Simplify right side
    157,463.22x = 19,441,324,864.08
  5. Step 5: Solve for x
    x = 19,441,324,864.08/157,463.22
  6. Step 6: Final answer
    x = 123,465.82

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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.