Home / 52,167.44-78,117.60-28,767.92

Finding the Fourth Proportional to 52,167.44, 78,117.60 and 28,767.92

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Solution

The fourth proportional to 52,167.44, 78,117.60 and 28,767.92 is: 43,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,167.44 : 78,117.60 = 28,767.92 : x
  2. Step 2: Convert to fraction form
    52,167.44/78,117.60 = 28,767.92/x
  3. Step 3: Cross multiply
    52,167.44x = 78,117.60 × 28,767.92
  4. Step 4: Simplify right side
    52,167.44x = 2,247,280,867.39
  5. Step 5: Solve for x
    x = 2,247,280,867.39/52,167.44
  6. Step 6: Final answer
    x = 43,078.23

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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.