Home / 66,082.64-99,170.04-29,126.48

Finding the Fourth Proportional to 66,082.64, 99,170.04 and 29,126.48

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Solution

The fourth proportional to 66,082.64, 99,170.04 and 29,126.48 is: 43,710.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,082.64 : 99,170.04 = 29,126.48 : x
  2. Step 2: Convert to fraction form
    66,082.64/99,170.04 = 29,126.48/x
  3. Step 3: Cross multiply
    66,082.64x = 99,170.04 × 29,126.48
  4. Step 4: Simplify right side
    66,082.64x = 2,888,474,186.66
  5. Step 5: Solve for x
    x = 2,888,474,186.66/66,082.64
  6. Step 6: Final answer
    x = 43,710.03

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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.