Home / 240,521.24-360,675.20-128,180.52

Finding the Fourth Proportional to 240,521.24, 360,675.20 and 128,180.52

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Solution

The fourth proportional to 240,521.24, 360,675.20 and 128,180.52 is: 192,213.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,521.24 : 360,675.20 = 128,180.52 : x
  2. Step 2: Convert to fraction form
    240,521.24/360,675.20 = 128,180.52/x
  3. Step 3: Cross multiply
    240,521.24x = 360,675.20 × 128,180.52
  4. Step 4: Simplify right side
    240,521.24x = 46,231,535,007.56
  5. Step 5: Solve for x
    x = 46,231,535,007.56/240,521.24
  6. Step 6: Final answer
    x = 192,213.94

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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.