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Finding the Fourth Proportional to 125,694.60, 188,603.34 and 59,141.34

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Solution

The fourth proportional to 125,694.60, 188,603.34 and 59,141.34 is: 88,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,694.60 : 188,603.34 = 59,141.34 : x
  2. Step 2: Convert to fraction form
    125,694.60/188,603.34 = 59,141.34/x
  3. Step 3: Cross multiply
    125,694.60x = 188,603.34 × 59,141.34
  4. Step 4: Simplify right side
    125,694.60x = 11,154,254,256.08
  5. Step 5: Solve for x
    x = 11,154,254,256.08/125,694.60
  6. Step 6: Final answer
    x = 88,740.92

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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.