Home / 125,748.78-188,646.46-41,514.82

Finding the Fourth Proportional to 125,748.78, 188,646.46 and 41,514.82

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Solution

The fourth proportional to 125,748.78, 188,646.46 and 41,514.82 is: 62,279.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,748.78 : 188,646.46 = 41,514.82 : x
  2. Step 2: Convert to fraction form
    125,748.78/188,646.46 = 41,514.82/x
  3. Step 3: Cross multiply
    125,748.78x = 188,646.46 × 41,514.82
  4. Step 4: Simplify right side
    125,748.78x = 7,831,623,830.54
  5. Step 5: Solve for x
    x = 7,831,623,830.54/125,748.78
  6. Step 6: Final answer
    x = 62,279.92

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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.