Home / 247,370.12-341,209.38-156,631.52

Finding the Fourth Proportional to 247,370.12, 341,209.38 and 156,631.52

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Solution

The fourth proportional to 247,370.12, 341,209.38 and 156,631.52 is: 216,049.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,370.12 : 341,209.38 = 156,631.52 : x
  2. Step 2: Convert to fraction form
    247,370.12/341,209.38 = 156,631.52/x
  3. Step 3: Cross multiply
    247,370.12x = 341,209.38 × 156,631.52
  4. Step 4: Simplify right side
    247,370.12x = 53,444,143,827.66
  5. Step 5: Solve for x
    x = 53,444,143,827.66/247,370.12
  6. Step 6: Final answer
    x = 216,049.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.