Home / 73,985.04-110,972.70-31,863.42

Finding the Fourth Proportional to 73,985.04, 110,972.70 and 31,863.42

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Solution

The fourth proportional to 73,985.04, 110,972.70 and 31,863.42 is: 47,793.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,985.04 : 110,972.70 = 31,863.42 : x
  2. Step 2: Convert to fraction form
    73,985.04/110,972.70 = 31,863.42/x
  3. Step 3: Cross multiply
    73,985.04x = 110,972.70 × 31,863.42
  4. Step 4: Simplify right side
    73,985.04x = 3,535,969,748.63
  5. Step 5: Solve for x
    x = 3,535,969,748.63/73,985.04
  6. Step 6: Final answer
    x = 47,793.04

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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.