Home / 237,302.61-327,478.14-129,879.57

Finding the Fourth Proportional to 237,302.61, 327,478.14 and 129,879.57

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Solution

The fourth proportional to 237,302.61, 327,478.14 and 129,879.57 is: 179,234.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,302.61 : 327,478.14 = 129,879.57 : x
  2. Step 2: Convert to fraction form
    237,302.61/327,478.14 = 129,879.57/x
  3. Step 3: Cross multiply
    237,302.61x = 327,478.14 × 129,879.57
  4. Step 4: Simplify right side
    237,302.61x = 42,532,719,393.58
  5. Step 5: Solve for x
    x = 42,532,719,393.58/237,302.61
  6. Step 6: Final answer
    x = 179,234.10

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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.