Home / 56,456.84-77,904.82-32,591.20

Finding the Fourth Proportional to 56,456.84, 77,904.82 and 32,591.20

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Solution

The fourth proportional to 56,456.84, 77,904.82 and 32,591.20 is: 44,972.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,456.84 : 77,904.82 = 32,591.20 : x
  2. Step 2: Convert to fraction form
    56,456.84/77,904.82 = 32,591.20/x
  3. Step 3: Cross multiply
    56,456.84x = 77,904.82 × 32,591.20
  4. Step 4: Simplify right side
    56,456.84x = 2,539,011,569.58
  5. Step 5: Solve for x
    x = 2,539,011,569.58/56,456.84
  6. Step 6: Final answer
    x = 44,972.61

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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.