Home / 88,590.12-122,283.99-52,791.36

Finding the Fourth Proportional to 88,590.12, 122,283.99 and 52,791.36

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Solution

The fourth proportional to 88,590.12, 122,283.99 and 52,791.36 is: 72,869.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,590.12 : 122,283.99 = 52,791.36 : x
  2. Step 2: Convert to fraction form
    88,590.12/122,283.99 = 52,791.36/x
  3. Step 3: Cross multiply
    88,590.12x = 122,283.99 × 52,791.36
  4. Step 4: Simplify right side
    88,590.12x = 6,455,538,138.33
  5. Step 5: Solve for x
    x = 6,455,538,138.33/88,590.12
  6. Step 6: Final answer
    x = 72,869.73

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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.