Home / 66,080.64-99,167.04-29,124.48

Finding the Fourth Proportional to 66,080.64, 99,167.04 and 29,124.48

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Solution

The fourth proportional to 66,080.64, 99,167.04 and 29,124.48 is: 43,707.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,080.64 : 99,167.04 = 29,124.48 : x
  2. Step 2: Convert to fraction form
    66,080.64/99,167.04 = 29,124.48/x
  3. Step 3: Cross multiply
    66,080.64x = 99,167.04 × 29,124.48
  4. Step 4: Simplify right side
    66,080.64x = 2,888,188,473.14
  5. Step 5: Solve for x
    x = 2,888,188,473.14/66,080.64
  6. Step 6: Final answer
    x = 43,707.03

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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.