Home / 45,147.60-67,659.12-34,042.08

Finding the Fourth Proportional to 45,147.60, 67,659.12 and 34,042.08

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Solution

The fourth proportional to 45,147.60, 67,659.12 and 34,042.08 is: 51,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,147.60 : 67,659.12 = 34,042.08 : x
  2. Step 2: Convert to fraction form
    45,147.60/67,659.12 = 34,042.08/x
  3. Step 3: Cross multiply
    45,147.60x = 67,659.12 × 34,042.08
  4. Step 4: Simplify right side
    45,147.60x = 2,303,257,175.77
  5. Step 5: Solve for x
    x = 2,303,257,175.77/45,147.60
  6. Step 6: Final answer
    x = 51,016.16

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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.