Home / 237,408.52-327,624.71-129,988.55

Finding the Fourth Proportional to 237,408.52, 327,624.71 and 129,988.55

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Solution

The fourth proportional to 237,408.52, 327,624.71 and 129,988.55 is: 179,384.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,408.52 : 327,624.71 = 129,988.55 : x
  2. Step 2: Convert to fraction form
    237,408.52/327,624.71 = 129,988.55/x
  3. Step 3: Cross multiply
    237,408.52x = 327,624.71 × 129,988.55
  4. Step 4: Simplify right side
    237,408.52x = 42,587,460,997.07
  5. Step 5: Solve for x
    x = 42,587,460,997.07/237,408.52
  6. Step 6: Final answer
    x = 179,384.72

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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.