Home / 45,279.14-67,830.35-29,649.38

Finding the Fourth Proportional to 45,279.14, 67,830.35 and 29,649.38

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Solution

The fourth proportional to 45,279.14, 67,830.35 and 29,649.38 is: 44,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,279.14 : 67,830.35 = 29,649.38 : x
  2. Step 2: Convert to fraction form
    45,279.14/67,830.35 = 29,649.38/x
  3. Step 3: Cross multiply
    45,279.14x = 67,830.35 × 29,649.38
  4. Step 4: Simplify right side
    45,279.14x = 2,011,127,335.28
  5. Step 5: Solve for x
    x = 2,011,127,335.28/45,279.14
  6. Step 6: Final answer
    x = 44,416.20

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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.