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Finding the Fourth Proportional to 125,473.59, 188,044.26 and 92,037.10

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Solution

The fourth proportional to 125,473.59, 188,044.26 and 92,037.10 is: 137,933.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,473.59 : 188,044.26 = 92,037.10 : x
  2. Step 2: Convert to fraction form
    125,473.59/188,044.26 = 92,037.10/x
  3. Step 3: Cross multiply
    125,473.59x = 188,044.26 × 92,037.10
  4. Step 4: Simplify right side
    125,473.59x = 17,307,048,362.05
  5. Step 5: Solve for x
    x = 17,307,048,362.05/125,473.59
  6. Step 6: Final answer
    x = 137,933.79

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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.