Home / 91,177.67-136,830.76-32,017.95

Finding the Fourth Proportional to 91,177.67, 136,830.76 and 32,017.95

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Solution

The fourth proportional to 91,177.67, 136,830.76 and 32,017.95 is: 48,049.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,177.67 : 136,830.76 = 32,017.95 : x
  2. Step 2: Convert to fraction form
    91,177.67/136,830.76 = 32,017.95/x
  3. Step 3: Cross multiply
    91,177.67x = 136,830.76 × 32,017.95
  4. Step 4: Simplify right side
    91,177.67x = 4,381,040,352.10
  5. Step 5: Solve for x
    x = 4,381,040,352.10/91,177.67
  6. Step 6: Final answer
    x = 48,049.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.