Home / 237,117.34-327,217.32-129,687.04

Finding the Fourth Proportional to 237,117.34, 327,217.32 and 129,687.04

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Solution

The fourth proportional to 237,117.34, 327,217.32 and 129,687.04 is: 178,965.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,117.34 : 327,217.32 = 129,687.04 : x
  2. Step 2: Convert to fraction form
    237,117.34/327,217.32 = 129,687.04/x
  3. Step 3: Cross multiply
    237,117.34x = 327,217.32 × 129,687.04
  4. Step 4: Simplify right side
    237,117.34x = 42,435,845,667.53
  5. Step 5: Solve for x
    x = 42,435,845,667.53/237,117.34
  6. Step 6: Final answer
    x = 178,965.59

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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.