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Finding the Fourth Proportional to 56,397.52, 77,828.57 and 33,737.46

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Solution

The fourth proportional to 56,397.52, 77,828.57 and 33,737.46 is: 46,557.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,397.52 : 77,828.57 = 33,737.46 : x
  2. Step 2: Convert to fraction form
    56,397.52/77,828.57 = 33,737.46/x
  3. Step 3: Cross multiply
    56,397.52x = 77,828.57 × 33,737.46
  4. Step 4: Simplify right side
    56,397.52x = 2,625,738,465.88
  5. Step 5: Solve for x
    x = 2,625,738,465.88/56,397.52
  6. Step 6: Final answer
    x = 46,557.70

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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.