Home / 234,130.16-323,079.22-137,353.52

Finding the Fourth Proportional to 234,130.16, 323,079.22 and 137,353.52

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Solution

The fourth proportional to 234,130.16, 323,079.22 and 137,353.52 is: 189,535.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,130.16 : 323,079.22 = 137,353.52 : x
  2. Step 2: Convert to fraction form
    234,130.16/323,079.22 = 137,353.52/x
  3. Step 3: Cross multiply
    234,130.16x = 323,079.22 × 137,353.52
  4. Step 4: Simplify right side
    234,130.16x = 44,376,068,105.85
  5. Step 5: Solve for x
    x = 44,376,068,105.85/234,130.16
  6. Step 6: Final answer
    x = 189,535.89

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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.