Home / 151,246.80-226,870.20-115,817.40

Finding the Fourth Proportional to 151,246.80, 226,870.20 and 115,817.40

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Solution

The fourth proportional to 151,246.80, 226,870.20 and 115,817.40 is: 173,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,246.80 : 226,870.20 = 115,817.40 : x
  2. Step 2: Convert to fraction form
    151,246.80/226,870.20 = 115,817.40/x
  3. Step 3: Cross multiply
    151,246.80x = 226,870.20 × 115,817.40
  4. Step 4: Simplify right side
    151,246.80x = 26,275,516,701.48
  5. Step 5: Solve for x
    x = 26,275,516,701.48/151,246.80
  6. Step 6: Final answer
    x = 173,726.10

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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.