Home / 77,227.20-106,565.73-43,233.48

Finding the Fourth Proportional to 77,227.20, 106,565.73 and 43,233.48

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Solution

The fourth proportional to 77,227.20, 106,565.73 and 43,233.48 is: 59,657.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,227.20 : 106,565.73 = 43,233.48 : x
  2. Step 2: Convert to fraction form
    77,227.20/106,565.73 = 43,233.48/x
  3. Step 3: Cross multiply
    77,227.20x = 106,565.73 × 43,233.48
  4. Step 4: Simplify right side
    77,227.20x = 4,607,207,356.64
  5. Step 5: Solve for x
    x = 4,607,207,356.64/77,227.20
  6. Step 6: Final answer
    x = 59,657.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.