Home / 252,921.76-349,194.74-162,316.78

Finding the Fourth Proportional to 252,921.76, 349,194.74 and 162,316.78

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Solution

The fourth proportional to 252,921.76, 349,194.74 and 162,316.78 is: 224,101.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,921.76 : 349,194.74 = 162,316.78 : x
  2. Step 2: Convert to fraction form
    252,921.76/349,194.74 = 162,316.78/x
  3. Step 3: Cross multiply
    252,921.76x = 349,194.74 × 162,316.78
  4. Step 4: Simplify right side
    252,921.76x = 56,680,165,789.74
  5. Step 5: Solve for x
    x = 56,680,165,789.74/252,921.76
  6. Step 6: Final answer
    x = 224,101.58

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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.