Home / 252,079.74-347,856.30-156,584.70

Finding the Fourth Proportional to 252,079.74, 347,856.30 and 156,584.70

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Solution

The fourth proportional to 252,079.74, 347,856.30 and 156,584.70 is: 216,078.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,079.74 : 347,856.30 = 156,584.70 : x
  2. Step 2: Convert to fraction form
    252,079.74/347,856.30 = 156,584.70/x
  3. Step 3: Cross multiply
    252,079.74x = 347,856.30 × 156,584.70
  4. Step 4: Simplify right side
    252,079.74x = 54,468,974,378.61
  5. Step 5: Solve for x
    x = 54,468,974,378.61/252,079.74
  6. Step 6: Final answer
    x = 216,078.35

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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.