Home / 66,062.12-99,080.22-19,304.08

Finding the Fourth Proportional to 66,062.12, 99,080.22 and 19,304.08

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Solution

The fourth proportional to 66,062.12, 99,080.22 and 19,304.08 is: 28,952.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,062.12 : 99,080.22 = 19,304.08 : x
  2. Step 2: Convert to fraction form
    66,062.12/99,080.22 = 19,304.08/x
  3. Step 3: Cross multiply
    66,062.12x = 99,080.22 × 19,304.08
  4. Step 4: Simplify right side
    66,062.12x = 1,912,652,493.30
  5. Step 5: Solve for x
    x = 1,912,652,493.30/66,062.12
  6. Step 6: Final answer
    x = 28,952.33

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1.5x scale

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.