Home / 88,077.50-121,538.92-52,261.34

Finding the Fourth Proportional to 88,077.50, 121,538.92 and 52,261.34

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Solution

The fourth proportional to 88,077.50, 121,538.92 and 52,261.34 is: 72,115.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,077.50 : 121,538.92 = 52,261.34 : x
  2. Step 2: Convert to fraction form
    88,077.50/121,538.92 = 52,261.34/x
  3. Step 3: Cross multiply
    88,077.50x = 121,538.92 × 52,261.34
  4. Step 4: Simplify right side
    88,077.50x = 6,351,786,083.00
  5. Step 5: Solve for x
    x = 6,351,786,083.00/88,077.50
  6. Step 6: Final answer
    x = 72,115.88

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.