Home / 237,939.66-328,351.07-130,508.75

Finding the Fourth Proportional to 237,939.66, 328,351.07 and 130,508.75

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Solution

The fourth proportional to 237,939.66, 328,351.07 and 130,508.75 is: 180,098.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,939.66 : 328,351.07 = 130,508.75 : x
  2. Step 2: Convert to fraction form
    237,939.66/328,351.07 = 130,508.75/x
  3. Step 3: Cross multiply
    237,939.66x = 328,351.07 × 130,508.75
  4. Step 4: Simplify right side
    237,939.66x = 42,852,688,854.01
  5. Step 5: Solve for x
    x = 42,852,688,854.01/237,939.66
  6. Step 6: Final answer
    x = 180,098.97

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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.