Home / 240,723.07-332,209.23-145,227.71

Finding the Fourth Proportional to 240,723.07, 332,209.23 and 145,227.71

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Solution

The fourth proportional to 240,723.07, 332,209.23 and 145,227.71 is: 200,421.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,723.07 : 332,209.23 = 145,227.71 : x
  2. Step 2: Convert to fraction form
    240,723.07/332,209.23 = 145,227.71/x
  3. Step 3: Cross multiply
    240,723.07x = 332,209.23 × 145,227.71
  4. Step 4: Simplify right side
    240,723.07x = 48,245,985,713.76
  5. Step 5: Solve for x
    x = 48,245,985,713.76/240,723.07
  6. Step 6: Final answer
    x = 200,421.11

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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.