Home / 149,741.80-224,612.70-137,494.60

Finding the Fourth Proportional to 149,741.80, 224,612.70 and 137,494.60

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Solution

The fourth proportional to 149,741.80, 224,612.70 and 137,494.60 is: 206,241.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,741.80 : 224,612.70 = 137,494.60 : x
  2. Step 2: Convert to fraction form
    149,741.80/224,612.70 = 137,494.60/x
  3. Step 3: Cross multiply
    149,741.80x = 224,612.70 × 137,494.60
  4. Step 4: Simplify right side
    149,741.80x = 30,883,033,341.42
  5. Step 5: Solve for x
    x = 30,883,033,341.42/149,741.80
  6. Step 6: Final answer
    x = 206,241.90

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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.