Home / 141,025.60-211,567.20-47,540.80

Finding the Fourth Proportional to 141,025.60, 211,567.20 and 47,540.80

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Solution

The fourth proportional to 141,025.60, 211,567.20 and 47,540.80 is: 71,320.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,025.60 : 211,567.20 = 47,540.80 : x
  2. Step 2: Convert to fraction form
    141,025.60/211,567.20 = 47,540.80/x
  3. Step 3: Cross multiply
    141,025.60x = 211,567.20 × 47,540.80
  4. Step 4: Simplify right side
    141,025.60x = 10,058,073,941.76
  5. Step 5: Solve for x
    x = 10,058,073,941.76/141,025.60
  6. Step 6: Final answer
    x = 71,320.91

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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.