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Finding the Fourth Proportional to 73,431.88, 101,351.76 and 44,760.88

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Solution

The fourth proportional to 73,431.88, 101,351.76 and 44,760.88 is: 61,779.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,431.88 : 101,351.76 = 44,760.88 : x
  2. Step 2: Convert to fraction form
    73,431.88/101,351.76 = 44,760.88/x
  3. Step 3: Cross multiply
    73,431.88x = 101,351.76 × 44,760.88
  4. Step 4: Simplify right side
    73,431.88x = 4,536,593,967.15
  5. Step 5: Solve for x
    x = 4,536,593,967.15/73,431.88
  6. Step 6: Final answer
    x = 61,779.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.