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Finding the Fourth Proportional to 96,624, 133,341.12 and 58,920.12

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Solution

The fourth proportional to 96,624, 133,341.12 and 58,920.12 is: 81,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,624 : 133,341.12 = 58,920.12 : x
  2. Step 2: Convert to fraction form
    96,624/133,341.12 = 58,920.12/x
  3. Step 3: Cross multiply
    96,624x = 133,341.12 × 58,920.12
  4. Step 4: Simplify right side
    96,624x = 7,856,474,791.33
  5. Step 5: Solve for x
    x = 7,856,474,791.33/96,624
  6. Step 6: Final answer
    x = 81,309.77

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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.