Home / 125,856.86-188,740.33-41,601.47

Finding the Fourth Proportional to 125,856.86, 188,740.33 and 41,601.47

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Solution

The fourth proportional to 125,856.86, 188,740.33 and 41,601.47 is: 62,387.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,856.86 : 188,740.33 = 41,601.47 : x
  2. Step 2: Convert to fraction form
    125,856.86/188,740.33 = 41,601.47/x
  3. Step 3: Cross multiply
    125,856.86x = 188,740.33 × 41,601.47
  4. Step 4: Simplify right side
    125,856.86x = 7,851,874,128.58
  5. Step 5: Solve for x
    x = 7,851,874,128.58/125,856.86
  6. Step 6: Final answer
    x = 62,387.34

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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.