Home / 48,169.68-72,077.13-29,126.40

Finding the Fourth Proportional to 48,169.68, 72,077.13 and 29,126.40

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Solution

The fourth proportional to 48,169.68, 72,077.13 and 29,126.40 is: 43,582.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,169.68 : 72,077.13 = 29,126.40 : x
  2. Step 2: Convert to fraction form
    48,169.68/72,077.13 = 29,126.40/x
  3. Step 3: Cross multiply
    48,169.68x = 72,077.13 × 29,126.40
  4. Step 4: Simplify right side
    48,169.68x = 2,099,347,319.23
  5. Step 5: Solve for x
    x = 2,099,347,319.23/48,169.68
  6. Step 6: Final answer
    x = 43,582.34

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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.