Home / 268,895.28-371,069.64-148,031.94

Finding the Fourth Proportional to 268,895.28, 371,069.64 and 148,031.94

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Solution

The fourth proportional to 268,895.28, 371,069.64 and 148,031.94 is: 204,280.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,895.28 : 371,069.64 = 148,031.94 : x
  2. Step 2: Convert to fraction form
    268,895.28/371,069.64 = 148,031.94/x
  3. Step 3: Cross multiply
    268,895.28x = 371,069.64 × 148,031.94
  4. Step 4: Simplify right side
    268,895.28x = 54,930,158,684.30
  5. Step 5: Solve for x
    x = 54,930,158,684.30/268,895.28
  6. Step 6: Final answer
    x = 204,280.86

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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.