Home / 141,281.12-211,932.62-40,077.47

Finding the Fourth Proportional to 141,281.12, 211,932.62 and 40,077.47

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Solution

The fourth proportional to 141,281.12, 211,932.62 and 40,077.47 is: 60,119.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,281.12 : 211,932.62 = 40,077.47 : x
  2. Step 2: Convert to fraction form
    141,281.12/211,932.62 = 40,077.47/x
  3. Step 3: Cross multiply
    141,281.12x = 211,932.62 × 40,077.47
  4. Step 4: Simplify right side
    141,281.12x = 8,493,722,160.41
  5. Step 5: Solve for x
    x = 8,493,722,160.41/141,281.12
  6. Step 6: Final answer
    x = 60,119.30

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1.5x scale

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.