Home / 157,382.28-217,134.21-96,106.11

Finding the Fourth Proportional to 157,382.28, 217,134.21 and 96,106.11

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Solution

The fourth proportional to 157,382.28, 217,134.21 and 96,106.11 is: 132,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,382.28 : 217,134.21 = 96,106.11 : x
  2. Step 2: Convert to fraction form
    157,382.28/217,134.21 = 96,106.11/x
  3. Step 3: Cross multiply
    157,382.28x = 217,134.21 × 96,106.11
  4. Step 4: Simplify right side
    157,382.28x = 20,867,924,271.02
  5. Step 5: Solve for x
    x = 20,867,924,271.02/157,382.28
  6. Step 6: Final answer
    x = 132,593.86

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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.