Home / 226,713.90-340,200.45-86,573.10

Finding the Fourth Proportional to 226,713.90, 340,200.45 and 86,573.10

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Solution

The fourth proportional to 226,713.90, 340,200.45 and 86,573.10 is: 129,909.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,713.90 : 340,200.45 = 86,573.10 : x
  2. Step 2: Convert to fraction form
    226,713.90/340,200.45 = 86,573.10/x
  3. Step 3: Cross multiply
    226,713.90x = 340,200.45 × 86,573.10
  4. Step 4: Simplify right side
    226,713.90x = 29,452,207,577.90
  5. Step 5: Solve for x
    x = 29,452,207,577.90/226,713.90
  6. Step 6: Final answer
    x = 129,909.14

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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.