Home / 80,613.50-111,248.52-44,805.02

Finding the Fourth Proportional to 80,613.50, 111,248.52 and 44,805.02

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Solution

The fourth proportional to 80,613.50, 111,248.52 and 44,805.02 is: 61,831.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,613.50 : 111,248.52 = 44,805.02 : x
  2. Step 2: Convert to fraction form
    80,613.50/111,248.52 = 44,805.02/x
  3. Step 3: Cross multiply
    80,613.50x = 111,248.52 × 44,805.02
  4. Step 4: Simplify right side
    80,613.50x = 4,984,492,163.57
  5. Step 5: Solve for x
    x = 4,984,492,163.57/80,613.50
  6. Step 6: Final answer
    x = 61,831.98

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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.