Home / 141,330.40-211,994.76-36,149.20

Finding the Fourth Proportional to 141,330.40, 211,994.76 and 36,149.20

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Solution

The fourth proportional to 141,330.40, 211,994.76 and 36,149.20 is: 54,223.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,330.40 : 211,994.76 = 36,149.20 : x
  2. Step 2: Convert to fraction form
    141,330.40/211,994.76 = 36,149.20/x
  3. Step 3: Cross multiply
    141,330.40x = 211,994.76 × 36,149.20
  4. Step 4: Simplify right side
    141,330.40x = 7,663,440,978.19
  5. Step 5: Solve for x
    x = 7,663,440,978.19/141,330.40
  6. Step 6: Final answer
    x = 54,223.59

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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.