Home / 73,419.12-110,066.28-29,077.08

Finding the Fourth Proportional to 73,419.12, 110,066.28 and 29,077.08

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Solution

The fourth proportional to 73,419.12, 110,066.28 and 29,077.08 is: 43,590.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,419.12 : 110,066.28 = 29,077.08 : x
  2. Step 2: Convert to fraction form
    73,419.12/110,066.28 = 29,077.08/x
  3. Step 3: Cross multiply
    73,419.12x = 110,066.28 × 29,077.08
  4. Step 4: Simplify right side
    73,419.12x = 3,200,406,028.86
  5. Step 5: Solve for x
    x = 3,200,406,028.86/73,419.12
  6. Step 6: Final answer
    x = 43,590.91

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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.