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Finding the Fourth Proportional to 48,859.70, 73,246.35 and 29,117.30

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Solution

The fourth proportional to 48,859.70, 73,246.35 and 29,117.30 is: 43,650.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,859.70 : 73,246.35 = 29,117.30 : x
  2. Step 2: Convert to fraction form
    48,859.70/73,246.35 = 29,117.30/x
  3. Step 3: Cross multiply
    48,859.70x = 73,246.35 × 29,117.30
  4. Step 4: Simplify right side
    48,859.70x = 2,132,735,946.86
  5. Step 5: Solve for x
    x = 2,132,735,946.86/48,859.70
  6. Step 6: Final answer
    x = 43,650.21

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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.