Home / 73,742.31-101,761.12-45,110.04

Finding the Fourth Proportional to 73,742.31, 101,761.12 and 45,110.04

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Solution

The fourth proportional to 73,742.31, 101,761.12 and 45,110.04 is: 62,249.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,742.31 : 101,761.12 = 45,110.04 : x
  2. Step 2: Convert to fraction form
    73,742.31/101,761.12 = 45,110.04/x
  3. Step 3: Cross multiply
    73,742.31x = 101,761.12 × 45,110.04
  4. Step 4: Simplify right side
    73,742.31x = 4,590,447,459.29
  5. Step 5: Solve for x
    x = 4,590,447,459.29/73,742.31
  6. Step 6: Final answer
    x = 62,249.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.