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Finding the Fourth Proportional to 242,352, 363,601.44 and 124,107.12

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Solution

The fourth proportional to 242,352, 363,601.44 and 124,107.12 is: 186,198.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,352 : 363,601.44 = 124,107.12 : x
  2. Step 2: Convert to fraction form
    242,352/363,601.44 = 124,107.12/x
  3. Step 3: Cross multiply
    242,352x = 363,601.44 × 124,107.12
  4. Step 4: Simplify right side
    242,352x = 45,125,527,546.25
  5. Step 5: Solve for x
    x = 45,125,527,546.25/242,352
  6. Step 6: Final answer
    x = 186,198.29

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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.