Home / 136,157.27-187,902.23-75,732.28

Finding the Fourth Proportional to 136,157.27, 187,902.23 and 75,732.28

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Solution

The fourth proportional to 136,157.27, 187,902.23 and 75,732.28 is: 104,513.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,157.27 : 187,902.23 = 75,732.28 : x
  2. Step 2: Convert to fraction form
    136,157.27/187,902.23 = 75,732.28/x
  3. Step 3: Cross multiply
    136,157.27x = 187,902.23 × 75,732.28
  4. Step 4: Simplify right side
    136,157.27x = 14,230,263,446.57
  5. Step 5: Solve for x
    x = 14,230,263,446.57/136,157.27
  6. Step 6: Final answer
    x = 104,513.43

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1.5x scale

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.