Home / 88,115.26-121,654.10-60,567.34

Finding the Fourth Proportional to 88,115.26, 121,654.10 and 60,567.34

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Solution

The fourth proportional to 88,115.26, 121,654.10 and 60,567.34 is: 83,620.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,115.26 : 121,654.10 = 60,567.34 : x
  2. Step 2: Convert to fraction form
    88,115.26/121,654.10 = 60,567.34/x
  3. Step 3: Cross multiply
    88,115.26x = 121,654.10 × 60,567.34
  4. Step 4: Simplify right side
    88,115.26x = 7,368,265,237.09
  5. Step 5: Solve for x
    x = 7,368,265,237.09/88,115.26
  6. Step 6: Final answer
    x = 83,620.76

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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.