Home / 237,077.28-327,165.48-129,645.36

Finding the Fourth Proportional to 237,077.28, 327,165.48 and 129,645.36

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Solution

The fourth proportional to 237,077.28, 327,165.48 and 129,645.36 is: 178,909.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,077.28 : 327,165.48 = 129,645.36 : x
  2. Step 2: Convert to fraction form
    237,077.28/327,165.48 = 129,645.36/x
  3. Step 3: Cross multiply
    237,077.28x = 327,165.48 × 129,645.36
  4. Step 4: Simplify right side
    237,077.28x = 42,415,486,434.17
  5. Step 5: Solve for x
    x = 42,415,486,434.17/237,077.28
  6. Step 6: Final answer
    x = 178,909.96

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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.