Home / 224,121.73-309,320.93-147,628.57

Finding the Fourth Proportional to 224,121.73, 309,320.93 and 147,628.57

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Solution

The fourth proportional to 224,121.73, 309,320.93 and 147,628.57 is: 203,749.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,121.73 : 309,320.93 = 147,628.57 : x
  2. Step 2: Convert to fraction form
    224,121.73/309,320.93 = 147,628.57/x
  3. Step 3: Cross multiply
    224,121.73x = 309,320.93 × 147,628.57
  4. Step 4: Simplify right side
    224,121.73x = 45,664,606,566.97
  5. Step 5: Solve for x
    x = 45,664,606,566.97/224,121.73
  6. Step 6: Final answer
    x = 203,749.13

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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.