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Finding the Fourth Proportional to 80,306.34, 110,819.76 and 46,316.25

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Solution

The fourth proportional to 80,306.34, 110,819.76 and 46,316.25 is: 63,914.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,306.34 : 110,819.76 = 46,316.25 : x
  2. Step 2: Convert to fraction form
    80,306.34/110,819.76 = 46,316.25/x
  3. Step 3: Cross multiply
    80,306.34x = 110,819.76 × 46,316.25
  4. Step 4: Simplify right side
    80,306.34x = 5,132,755,709.10
  5. Step 5: Solve for x
    x = 5,132,755,709.10/80,306.34
  6. Step 6: Final answer
    x = 63,914.70

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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.