Home / 261,669.20-361,082.91-148,491.95

Finding the Fourth Proportional to 261,669.20, 361,082.91 and 148,491.95

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Solution

The fourth proportional to 261,669.20, 361,082.91 and 148,491.95 is: 204,907.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,669.20 : 361,082.91 = 148,491.95 : x
  2. Step 2: Convert to fraction form
    261,669.20/361,082.91 = 148,491.95/x
  3. Step 3: Cross multiply
    261,669.20x = 361,082.91 × 148,491.95
  4. Step 4: Simplify right side
    261,669.20x = 53,617,905,417.57
  5. Step 5: Solve for x
    x = 53,617,905,417.57/261,669.20
  6. Step 6: Final answer
    x = 204,907.21

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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.