Home / 284,122.38-426,058.03-106,504.80

Finding the Fourth Proportional to 284,122.38, 426,058.03 and 106,504.80

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Solution

The fourth proportional to 284,122.38, 426,058.03 and 106,504.80 is: 159,710.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,122.38 : 426,058.03 = 106,504.80 : x
  2. Step 2: Convert to fraction form
    284,122.38/426,058.03 = 106,504.80/x
  3. Step 3: Cross multiply
    284,122.38x = 426,058.03 × 106,504.80
  4. Step 4: Simplify right side
    284,122.38x = 45,377,223,209.87
  5. Step 5: Solve for x
    x = 45,377,223,209.87/284,122.38
  6. Step 6: Final answer
    x = 159,710.13

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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.