Home / 144,613.48-199,575.46-80,955.24

Finding the Fourth Proportional to 144,613.48, 199,575.46 and 80,955.24

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Solution

The fourth proportional to 144,613.48, 199,575.46 and 80,955.24 is: 111,723.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,613.48 : 199,575.46 = 80,955.24 : x
  2. Step 2: Convert to fraction form
    144,613.48/199,575.46 = 80,955.24/x
  3. Step 3: Cross multiply
    144,613.48x = 199,575.46 × 80,955.24
  4. Step 4: Simplify right side
    144,613.48x = 16,156,679,262.41
  5. Step 5: Solve for x
    x = 16,156,679,262.41/144,613.48
  6. Step 6: Final answer
    x = 111,723.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.