Home / 63,819.45-95,729.19-28,718.10

Finding the Fourth Proportional to 63,819.45, 95,729.19 and 28,718.10

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Solution

The fourth proportional to 63,819.45, 95,729.19 and 28,718.10 is: 43,077.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,819.45 : 95,729.19 = 28,718.10 : x
  2. Step 2: Convert to fraction form
    63,819.45/95,729.19 = 28,718.10/x
  3. Step 3: Cross multiply
    63,819.45x = 95,729.19 × 28,718.10
  4. Step 4: Simplify right side
    63,819.45x = 2,749,160,451.34
  5. Step 5: Solve for x
    x = 2,749,160,451.34/63,819.45
  6. Step 6: Final answer
    x = 43,077.16

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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.