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Finding the Fourth Proportional to 125,553.78, 188,232.21 and 58,959.63

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Solution

The fourth proportional to 125,553.78, 188,232.21 and 58,959.63 is: 88,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,553.78 : 188,232.21 = 58,959.63 : x
  2. Step 2: Convert to fraction form
    125,553.78/188,232.21 = 58,959.63/x
  3. Step 3: Cross multiply
    125,553.78x = 188,232.21 × 58,959.63
  4. Step 4: Simplify right side
    125,553.78x = 11,098,101,455.68
  5. Step 5: Solve for x
    x = 11,098,101,455.68/125,553.78
  6. Step 6: Final answer
    x = 88,393.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.