Home / 260,204.28-359,082.50-145,487.03

Finding the Fourth Proportional to 260,204.28, 359,082.50 and 145,487.03

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Solution

The fourth proportional to 260,204.28, 359,082.50 and 145,487.03 is: 200,772.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,204.28 : 359,082.50 = 145,487.03 : x
  2. Step 2: Convert to fraction form
    260,204.28/359,082.50 = 145,487.03/x
  3. Step 3: Cross multiply
    260,204.28x = 359,082.50 × 145,487.03
  4. Step 4: Simplify right side
    260,204.28x = 52,241,843,927.13
  5. Step 5: Solve for x
    x = 52,241,843,927.13/260,204.28
  6. Step 6: Final answer
    x = 200,772.42

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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.