Home / 88,091.88-121,526.42-52,261.53

Finding the Fourth Proportional to 88,091.88, 121,526.42 and 52,261.53

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Solution

The fourth proportional to 88,091.88, 121,526.42 and 52,261.53 is: 72,096.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,091.88 : 121,526.42 = 52,261.53 : x
  2. Step 2: Convert to fraction form
    88,091.88/121,526.42 = 52,261.53/x
  3. Step 3: Cross multiply
    88,091.88x = 121,526.42 × 52,261.53
  4. Step 4: Simplify right side
    88,091.88x = 6,351,156,644.62
  5. Step 5: Solve for x
    x = 6,351,156,644.62/88,091.88
  6. Step 6: Final answer
    x = 72,096.96

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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.