Home / 73,985.06-111,060.50-29,642.72

Finding the Fourth Proportional to 73,985.06, 111,060.50 and 29,642.72

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Solution

The fourth proportional to 73,985.06, 111,060.50 and 29,642.72 is: 44,497.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,985.06 : 111,060.50 = 29,642.72 : x
  2. Step 2: Convert to fraction form
    73,985.06/111,060.50 = 29,642.72/x
  3. Step 3: Cross multiply
    73,985.06x = 111,060.50 × 29,642.72
  4. Step 4: Simplify right side
    73,985.06x = 3,292,135,304.56
  5. Step 5: Solve for x
    x = 3,292,135,304.56/73,985.06
  6. Step 6: Final answer
    x = 44,497.30

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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.