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Finding the Fourth Proportional to 101,244.69, 151,895.16 and 44,308.40

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Solution

The fourth proportional to 101,244.69, 151,895.16 and 44,308.40 is: 66,474.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,244.69 : 151,895.16 = 44,308.40 : x
  2. Step 2: Convert to fraction form
    101,244.69/151,895.16 = 44,308.40/x
  3. Step 3: Cross multiply
    101,244.69x = 151,895.16 × 44,308.40
  4. Step 4: Simplify right side
    101,244.69x = 6,730,230,747.87
  5. Step 5: Solve for x
    x = 6,730,230,747.87/101,244.69
  6. Step 6: Final answer
    x = 66,474.90

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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.