Home / 49,928.20-68,818.88-35,397.36

Finding the Fourth Proportional to 49,928.20, 68,818.88 and 35,397.36

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Solution

The fourth proportional to 49,928.20, 68,818.88 and 35,397.36 is: 48,790.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,928.20 : 68,818.88 = 35,397.36 : x
  2. Step 2: Convert to fraction form
    49,928.20/68,818.88 = 35,397.36/x
  3. Step 3: Cross multiply
    49,928.20x = 68,818.88 × 35,397.36
  4. Step 4: Simplify right side
    49,928.20x = 2,436,006,670.16
  5. Step 5: Solve for x
    x = 2,436,006,670.16/49,928.20
  6. Step 6: Final answer
    x = 48,790.20

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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.