Home / 73,781.96-110,687.04-31,656.02

Finding the Fourth Proportional to 73,781.96, 110,687.04 and 31,656.02

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Solution

The fourth proportional to 73,781.96, 110,687.04 and 31,656.02 is: 47,490.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,781.96 : 110,687.04 = 31,656.02 : x
  2. Step 2: Convert to fraction form
    73,781.96/110,687.04 = 31,656.02/x
  3. Step 3: Cross multiply
    73,781.96x = 110,687.04 × 31,656.02
  4. Step 4: Simplify right side
    73,781.96x = 3,503,910,598.55
  5. Step 5: Solve for x
    x = 3,503,910,598.55/73,781.96
  6. Step 6: Final answer
    x = 47,490.08

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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.