Home / 94,129.20-141,177.60-34,934.40

Finding the Fourth Proportional to 94,129.20, 141,177.60 and 34,934.40

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Solution

The fourth proportional to 94,129.20, 141,177.60 and 34,934.40 is: 52,395.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,129.20 : 141,177.60 = 34,934.40 : x
  2. Step 2: Convert to fraction form
    94,129.20/141,177.60 = 34,934.40/x
  3. Step 3: Cross multiply
    94,129.20x = 141,177.60 × 34,934.40
  4. Step 4: Simplify right side
    94,129.20x = 4,931,954,749.44
  5. Step 5: Solve for x
    x = 4,931,954,749.44/94,129.20
  6. Step 6: Final answer
    x = 52,395.59

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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.