Home / 66,175.76-99,341.40-41,273.12

Finding the Fourth Proportional to 66,175.76, 99,341.40 and 41,273.12

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Solution

The fourth proportional to 66,175.76, 99,341.40 and 41,273.12 is: 61,958.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,175.76 : 99,341.40 = 41,273.12 : x
  2. Step 2: Convert to fraction form
    66,175.76/99,341.40 = 41,273.12/x
  3. Step 3: Cross multiply
    66,175.76x = 99,341.40 × 41,273.12
  4. Step 4: Simplify right side
    66,175.76x = 4,100,129,523.17
  5. Step 5: Solve for x
    x = 4,100,129,523.17/66,175.76
  6. Step 6: Final answer
    x = 61,958.18

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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.