Home / 141,549.12-211,189.68-112,952.88

Finding the Fourth Proportional to 141,549.12, 211,189.68 and 112,952.88

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Solution

The fourth proportional to 141,549.12, 211,189.68 and 112,952.88 is: 168,524.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,549.12 : 211,189.68 = 112,952.88 : x
  2. Step 2: Convert to fraction form
    141,549.12/211,189.68 = 112,952.88/x
  3. Step 3: Cross multiply
    141,549.12x = 211,189.68 × 112,952.88
  4. Step 4: Simplify right side
    141,549.12x = 23,854,482,582.28
  5. Step 5: Solve for x
    x = 23,854,482,582.28/141,549.12
  6. Step 6: Final answer
    x = 168,524.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.