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Finding the Fourth Proportional to 73,388.16, 110,077.92 and 24,140.16

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Solution

The fourth proportional to 73,388.16, 110,077.92 and 24,140.16 is: 36,208.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,388.16 : 110,077.92 = 24,140.16 : x
  2. Step 2: Convert to fraction form
    73,388.16/110,077.92 = 24,140.16/x
  3. Step 3: Cross multiply
    73,388.16x = 110,077.92 × 24,140.16
  4. Step 4: Simplify right side
    73,388.16x = 2,657,298,601.27
  5. Step 5: Solve for x
    x = 2,657,298,601.27/73,388.16
  6. Step 6: Final answer
    x = 36,208.82

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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.