Home / 141,377.40-211,993.20-52,585.20

Finding the Fourth Proportional to 141,377.40, 211,993.20 and 52,585.20

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Solution

The fourth proportional to 141,377.40, 211,993.20 and 52,585.20 is: 78,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,377.40 : 211,993.20 = 52,585.20 : x
  2. Step 2: Convert to fraction form
    141,377.40/211,993.20 = 52,585.20/x
  3. Step 3: Cross multiply
    141,377.40x = 211,993.20 × 52,585.20
  4. Step 4: Simplify right side
    141,377.40x = 11,147,704,820.64
  5. Step 5: Solve for x
    x = 11,147,704,820.64/141,377.40
  6. Step 6: Final answer
    x = 78,850.68

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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.