Home / 141,186.12-211,818.06-47,757.48

Finding the Fourth Proportional to 141,186.12, 211,818.06 and 47,757.48

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Solution

The fourth proportional to 141,186.12, 211,818.06 and 47,757.48 is: 71,649.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,186.12 : 211,818.06 = 47,757.48 : x
  2. Step 2: Convert to fraction form
    141,186.12/211,818.06 = 47,757.48/x
  3. Step 3: Cross multiply
    141,186.12x = 211,818.06 × 47,757.48
  4. Step 4: Simplify right side
    141,186.12x = 10,115,896,764.09
  5. Step 5: Solve for x
    x = 10,115,896,764.09/141,186.12
  6. Step 6: Final answer
    x = 71,649.37

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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.