Home / 147,718.33-221,633.33-57,825.28

Finding the Fourth Proportional to 147,718.33, 221,633.33 and 57,825.28

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Solution

The fourth proportional to 147,718.33, 221,633.33 and 57,825.28 is: 86,759.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,718.33 : 221,633.33 = 57,825.28 : x
  2. Step 2: Convert to fraction form
    147,718.33/221,633.33 = 57,825.28/x
  3. Step 3: Cross multiply
    147,718.33x = 221,633.33 × 57,825.28
  4. Step 4: Simplify right side
    147,718.33x = 12,816,010,545.06
  5. Step 5: Solve for x
    x = 12,816,010,545.06/147,718.33
  6. Step 6: Final answer
    x = 86,759.78

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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.