Home / 230,733.57-318,412.35-127,367.80

Finding the Fourth Proportional to 230,733.57, 318,412.35 and 127,367.80

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Solution

The fourth proportional to 230,733.57, 318,412.35 and 127,367.80 is: 175,767.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,733.57 : 318,412.35 = 127,367.80 : x
  2. Step 2: Convert to fraction form
    230,733.57/318,412.35 = 127,367.80/x
  3. Step 3: Cross multiply
    230,733.57x = 318,412.35 × 127,367.80
  4. Step 4: Simplify right side
    230,733.57x = 40,555,479,716.30
  5. Step 5: Solve for x
    x = 40,555,479,716.30/230,733.57
  6. Step 6: Final answer
    x = 175,767.57

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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.