Home / 165,095.46-247,643.16-156,680.97

Finding the Fourth Proportional to 165,095.46, 247,643.16 and 156,680.97

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Solution

The fourth proportional to 165,095.46, 247,643.16 and 156,680.97 is: 235,021.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,095.46 : 247,643.16 = 156,680.97 : x
  2. Step 2: Convert to fraction form
    165,095.46/247,643.16 = 156,680.97/x
  3. Step 3: Cross multiply
    165,095.46x = 247,643.16 × 156,680.97
  4. Step 4: Simplify right side
    165,095.46x = 38,800,970,522.67
  5. Step 5: Solve for x
    x = 38,800,970,522.67/165,095.46
  6. Step 6: Final answer
    x = 235,021.43

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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.