Home / 265,545.45-366,448.09-144,687.73

Finding the Fourth Proportional to 265,545.45, 366,448.09 and 144,687.73

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Solution

The fourth proportional to 265,545.45, 366,448.09 and 144,687.73 is: 199,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,545.45 : 366,448.09 = 144,687.73 : x
  2. Step 2: Convert to fraction form
    265,545.45/366,448.09 = 144,687.73/x
  3. Step 3: Cross multiply
    265,545.45x = 366,448.09 × 144,687.73
  4. Step 4: Simplify right side
    265,545.45x = 53,020,542,304.94
  5. Step 5: Solve for x
    x = 53,020,542,304.94/265,545.45
  6. Step 6: Final answer
    x = 199,666.54

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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.