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Finding the Fourth Proportional to 80,267.78, 110,770.71 and 46,275.68

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Solution

The fourth proportional to 80,267.78, 110,770.71 and 46,275.68 is: 63,861.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,267.78 : 110,770.71 = 46,275.68 : x
  2. Step 2: Convert to fraction form
    80,267.78/110,770.71 = 46,275.68/x
  3. Step 3: Cross multiply
    80,267.78x = 110,770.71 × 46,275.68
  4. Step 4: Simplify right side
    80,267.78x = 5,125,989,929.33
  5. Step 5: Solve for x
    x = 5,125,989,929.33/80,267.78
  6. Step 6: Final answer
    x = 63,861.11

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1.5x scale

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.