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Finding the Fourth Proportional to 73,614.16, 110,420.76 and 44,040.28

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Solution

The fourth proportional to 73,614.16, 110,420.76 and 44,040.28 is: 66,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,614.16 : 110,420.76 = 44,040.28 : x
  2. Step 2: Convert to fraction form
    73,614.16/110,420.76 = 44,040.28/x
  3. Step 3: Cross multiply
    73,614.16x = 110,420.76 × 44,040.28
  4. Step 4: Simplify right side
    73,614.16x = 4,862,961,188.21
  5. Step 5: Solve for x
    x = 4,862,961,188.21/73,614.16
  6. Step 6: Final answer
    x = 66,060.13

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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.