Home / 135,947.58-187,532.10-126,325.62

Finding the Fourth Proportional to 135,947.58, 187,532.10 and 126,325.62

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Solution

The fourth proportional to 135,947.58, 187,532.10 and 126,325.62 is: 174,259.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,947.58 : 187,532.10 = 126,325.62 : x
  2. Step 2: Convert to fraction form
    135,947.58/187,532.10 = 126,325.62/x
  3. Step 3: Cross multiply
    135,947.58x = 187,532.10 × 126,325.62
  4. Step 4: Simplify right side
    135,947.58x = 23,690,108,639.60
  5. Step 5: Solve for x
    x = 23,690,108,639.60/135,947.58
  6. Step 6: Final answer
    x = 174,259.14

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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.