Home / 149,687.19-224,522.28-90,506.97

Finding the Fourth Proportional to 149,687.19, 224,522.28 and 90,506.97

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Solution

The fourth proportional to 149,687.19, 224,522.28 and 90,506.97 is: 135,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,687.19 : 224,522.28 = 90,506.97 : x
  2. Step 2: Convert to fraction form
    149,687.19/224,522.28 = 90,506.97/x
  3. Step 3: Cross multiply
    149,687.19x = 224,522.28 × 90,506.97
  4. Step 4: Simplify right side
    149,687.19x = 20,320,831,260.29
  5. Step 5: Solve for x
    x = 20,320,831,260.29/149,687.19
  6. Step 6: Final answer
    x = 135,755.31

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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.