Home / 162,470.36-224,249.70-130,078.52

Finding the Fourth Proportional to 162,470.36, 224,249.70 and 130,078.52

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Solution

The fourth proportional to 162,470.36, 224,249.70 and 130,078.52 is: 179,540.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,470.36 : 224,249.70 = 130,078.52 : x
  2. Step 2: Convert to fraction form
    162,470.36/224,249.70 = 130,078.52/x
  3. Step 3: Cross multiply
    162,470.36x = 224,249.70 × 130,078.52
  4. Step 4: Simplify right side
    162,470.36x = 29,170,069,086.44
  5. Step 5: Solve for x
    x = 29,170,069,086.44/162,470.36
  6. Step 6: Final answer
    x = 179,540.87

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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.