Home / 51,819.18-71,508.84-29,159.46

Finding the Fourth Proportional to 51,819.18, 71,508.84 and 29,159.46

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Solution

The fourth proportional to 51,819.18, 71,508.84 and 29,159.46 is: 40,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,819.18 : 71,508.84 = 29,159.46 : x
  2. Step 2: Convert to fraction form
    51,819.18/71,508.84 = 29,159.46/x
  3. Step 3: Cross multiply
    51,819.18x = 71,508.84 × 29,159.46
  4. Step 4: Simplify right side
    51,819.18x = 2,085,159,159.63
  5. Step 5: Solve for x
    x = 2,085,159,159.63/51,819.18
  6. Step 6: Final answer
    x = 40,239.14

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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.