Home / 149,422.24-224,160-49,588.48

Finding the Fourth Proportional to 149,422.24, 224,160 and 49,588.48

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Solution

The fourth proportional to 149,422.24, 224,160 and 49,588.48 is: 74,391.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,422.24 : 224,160 = 49,588.48 : x
  2. Step 2: Convert to fraction form
    149,422.24/224,160 = 49,588.48/x
  3. Step 3: Cross multiply
    149,422.24x = 224,160 × 49,588.48
  4. Step 4: Simplify right side
    149,422.24x = 11,115,753,676.80
  5. Step 5: Solve for x
    x = 11,115,753,676.80/149,422.24
  6. Step 6: Final answer
    x = 74,391.56

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1.5x scale

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.