Home / 227,868.76-342,017.61-115,629.52

Finding the Fourth Proportional to 227,868.76, 342,017.61 and 115,629.52

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Solution

The fourth proportional to 227,868.76, 342,017.61 and 115,629.52 is: 173,553.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,868.76 : 342,017.61 = 115,629.52 : x
  2. Step 2: Convert to fraction form
    227,868.76/342,017.61 = 115,629.52/x
  3. Step 3: Cross multiply
    227,868.76x = 342,017.61 × 115,629.52
  4. Step 4: Simplify right side
    227,868.76x = 39,547,332,075.85
  5. Step 5: Solve for x
    x = 39,547,332,075.85/227,868.76
  6. Step 6: Final answer
    x = 173,553.11

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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.