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Finding the Fourth Proportional to 88,463.93, 122,063.45 and 56,203.80

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Solution

The fourth proportional to 88,463.93, 122,063.45 and 56,203.80 is: 77,550.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,463.93 : 122,063.45 = 56,203.80 : x
  2. Step 2: Convert to fraction form
    88,463.93/122,063.45 = 56,203.80/x
  3. Step 3: Cross multiply
    88,463.93x = 122,063.45 × 56,203.80
  4. Step 4: Simplify right side
    88,463.93x = 6,860,429,493.73
  5. Step 5: Solve for x
    x = 6,860,429,493.73/88,463.93
  6. Step 6: Final answer
    x = 77,550.59

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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.