Home / 83,434.76-125,225.04-48,326.12

Finding the Fourth Proportional to 83,434.76, 125,225.04 and 48,326.12

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Solution

The fourth proportional to 83,434.76, 125,225.04 and 48,326.12 is: 72,531.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,434.76 : 125,225.04 = 48,326.12 : x
  2. Step 2: Convert to fraction form
    83,434.76/125,225.04 = 48,326.12/x
  3. Step 3: Cross multiply
    83,434.76x = 125,225.04 × 48,326.12
  4. Step 4: Simplify right side
    83,434.76x = 6,051,640,310.04
  5. Step 5: Solve for x
    x = 6,051,640,310.04/83,434.76
  6. Step 6: Final answer
    x = 72,531.40

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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.