Home / 144,422.48-199,363.60-87,853.52

Finding the Fourth Proportional to 144,422.48, 199,363.60 and 87,853.52

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Solution

The fourth proportional to 144,422.48, 199,363.60 and 87,853.52 is: 121,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,422.48 : 199,363.60 = 87,853.52 : x
  2. Step 2: Convert to fraction form
    144,422.48/199,363.60 = 87,853.52/x
  3. Step 3: Cross multiply
    144,422.48x = 199,363.60 × 87,853.52
  4. Step 4: Simplify right side
    144,422.48x = 17,514,794,019.87
  5. Step 5: Solve for x
    x = 17,514,794,019.87/144,422.48
  6. Step 6: Final answer
    x = 121,274.71

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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.