Home / 94,543.20-141,523.20-84,045.60

Finding the Fourth Proportional to 94,543.20, 141,523.20 and 84,045.60

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Solution

The fourth proportional to 94,543.20, 141,523.20 and 84,045.60 is: 125,809.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,543.20 : 141,523.20 = 84,045.60 : x
  2. Step 2: Convert to fraction form
    94,543.20/141,523.20 = 84,045.60/x
  3. Step 3: Cross multiply
    94,543.20x = 141,523.20 × 84,045.60
  4. Step 4: Simplify right side
    94,543.20x = 11,894,402,257.92
  5. Step 5: Solve for x
    x = 11,894,402,257.92/94,543.20
  6. Step 6: Final answer
    x = 125,809.18

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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.