Home / 269,932.08-372,551.85-156,820.44

Finding the Fourth Proportional to 269,932.08, 372,551.85 and 156,820.44

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Solution

The fourth proportional to 269,932.08, 372,551.85 and 156,820.44 is: 216,438.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,932.08 : 372,551.85 = 156,820.44 : x
  2. Step 2: Convert to fraction form
    269,932.08/372,551.85 = 156,820.44/x
  3. Step 3: Cross multiply
    269,932.08x = 372,551.85 × 156,820.44
  4. Step 4: Simplify right side
    269,932.08x = 58,423,745,039.81
  5. Step 5: Solve for x
    x = 58,423,745,039.81/269,932.08
  6. Step 6: Final answer
    x = 216,438.69

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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.