Home / 141,401.52-211,640.76-103,951.68

Finding the Fourth Proportional to 141,401.52, 211,640.76 and 103,951.68

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Solution

The fourth proportional to 141,401.52, 211,640.76 and 103,951.68 is: 155,588.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,401.52 : 211,640.76 = 103,951.68 : x
  2. Step 2: Convert to fraction form
    141,401.52/211,640.76 = 103,951.68/x
  3. Step 3: Cross multiply
    141,401.52x = 211,640.76 × 103,951.68
  4. Step 4: Simplify right side
    141,401.52x = 22,000,412,558.48
  5. Step 5: Solve for x
    x = 22,000,412,558.48/141,401.52
  6. Step 6: Final answer
    x = 155,588.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.