Home / 45,819.27-63,145.04-35,731.80

Finding the Fourth Proportional to 45,819.27, 63,145.04 and 35,731.80

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Solution

The fourth proportional to 45,819.27, 63,145.04 and 35,731.80 is: 49,243.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,819.27 : 63,145.04 = 35,731.80 : x
  2. Step 2: Convert to fraction form
    45,819.27/63,145.04 = 35,731.80/x
  3. Step 3: Cross multiply
    45,819.27x = 63,145.04 × 35,731.80
  4. Step 4: Simplify right side
    45,819.27x = 2,256,285,761.61
  5. Step 5: Solve for x
    x = 2,256,285,761.61/45,819.27
  6. Step 6: Final answer
    x = 49,243.16

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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.