Home / 88,590.62-122,284.68-52,791.86

Finding the Fourth Proportional to 88,590.62, 122,284.68 and 52,791.86

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Solution

The fourth proportional to 88,590.62, 122,284.68 and 52,791.86 is: 72,870.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,590.62 : 122,284.68 = 52,791.86 : x
  2. Step 2: Convert to fraction form
    88,590.62/122,284.68 = 52,791.86/x
  3. Step 3: Cross multiply
    88,590.62x = 122,284.68 × 52,791.86
  4. Step 4: Simplify right side
    88,590.62x = 6,455,635,706.70
  5. Step 5: Solve for x
    x = 6,455,635,706.70/88,590.62
  6. Step 6: Final answer
    x = 72,870.42

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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.