Home / 141,910.88-212,668.62-71,708.24

Finding the Fourth Proportional to 141,910.88, 212,668.62 and 71,708.24

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Solution

The fourth proportional to 141,910.88, 212,668.62 and 71,708.24 is: 107,462.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,910.88 : 212,668.62 = 71,708.24 : x
  2. Step 2: Convert to fraction form
    141,910.88/212,668.62 = 71,708.24/x
  3. Step 3: Cross multiply
    141,910.88x = 212,668.62 × 71,708.24
  4. Step 4: Simplify right side
    141,910.88x = 15,250,092,443.43
  5. Step 5: Solve for x
    x = 15,250,092,443.43/141,910.88
  6. Step 6: Final answer
    x = 107,462.46

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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.