Home / 71,565.19-98,597.49-55,376.83

Finding the Fourth Proportional to 71,565.19, 98,597.49 and 55,376.83

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Solution

The fourth proportional to 71,565.19, 98,597.49 and 55,376.83 is: 76,294.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,565.19 : 98,597.49 = 55,376.83 : x
  2. Step 2: Convert to fraction form
    71,565.19/98,597.49 = 55,376.83/x
  3. Step 3: Cross multiply
    71,565.19x = 98,597.49 × 55,376.83
  4. Step 4: Simplify right side
    71,565.19x = 5,460,016,442.16
  5. Step 5: Solve for x
    x = 5,460,016,442.16/71,565.19
  6. Step 6: Final answer
    x = 76,294.31

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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.