Home / 88,046.80-121,562.58-62,609.56

Finding the Fourth Proportional to 88,046.80, 121,562.58 and 62,609.56

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Solution

The fourth proportional to 88,046.80, 121,562.58 and 62,609.56 is: 86,442.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,046.80 : 121,562.58 = 62,609.56 : x
  2. Step 2: Convert to fraction form
    88,046.80/121,562.58 = 62,609.56/x
  3. Step 3: Cross multiply
    88,046.80x = 121,562.58 × 62,609.56
  4. Step 4: Simplify right side
    88,046.80x = 7,610,979,646.26
  5. Step 5: Solve for x
    x = 7,610,979,646.26/88,046.80
  6. Step 6: Final answer
    x = 86,442.43

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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.