Home / 110,381.04-165,577.68-31,489.20

Finding the Fourth Proportional to 110,381.04, 165,577.68 and 31,489.20

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Solution

The fourth proportional to 110,381.04, 165,577.68 and 31,489.20 is: 47,235.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,381.04 : 165,577.68 = 31,489.20 : x
  2. Step 2: Convert to fraction form
    110,381.04/165,577.68 = 31,489.20/x
  3. Step 3: Cross multiply
    110,381.04x = 165,577.68 × 31,489.20
  4. Step 4: Simplify right side
    110,381.04x = 5,213,908,681.06
  5. Step 5: Solve for x
    x = 5,213,908,681.06/110,381.04
  6. Step 6: Final answer
    x = 47,235.55

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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.