Home / 141,213.24-211,813.38-47,719.80

Finding the Fourth Proportional to 141,213.24, 211,813.38 and 47,719.80

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Solution

The fourth proportional to 141,213.24, 211,813.38 and 47,719.80 is: 71,577.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,213.24 : 211,813.38 = 47,719.80 : x
  2. Step 2: Convert to fraction form
    141,213.24/211,813.38 = 47,719.80/x
  3. Step 3: Cross multiply
    141,213.24x = 211,813.38 × 47,719.80
  4. Step 4: Simplify right side
    141,213.24x = 10,107,692,130.92
  5. Step 5: Solve for x
    x = 10,107,692,130.92/141,213.24
  6. Step 6: Final answer
    x = 71,577.51

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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.