Home / 141,301.28-211,951.38-36,120.08

Finding the Fourth Proportional to 141,301.28, 211,951.38 and 36,120.08

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Solution

The fourth proportional to 141,301.28, 211,951.38 and 36,120.08 is: 54,179.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,301.28 : 211,951.38 = 36,120.08 : x
  2. Step 2: Convert to fraction form
    141,301.28/211,951.38 = 36,120.08/x
  3. Step 3: Cross multiply
    141,301.28x = 211,951.38 × 36,120.08
  4. Step 4: Simplify right side
    141,301.28x = 7,655,700,801.71
  5. Step 5: Solve for x
    x = 7,655,700,801.71/141,301.28
  6. Step 6: Final answer
    x = 54,179.98

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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.