Home / 126,200.72-189,260.15-41,938.25

Finding the Fourth Proportional to 126,200.72, 189,260.15 and 41,938.25

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Solution

The fourth proportional to 126,200.72, 189,260.15 and 41,938.25 is: 62,893.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,200.72 : 189,260.15 = 41,938.25 : x
  2. Step 2: Convert to fraction form
    126,200.72/189,260.15 = 41,938.25/x
  3. Step 3: Cross multiply
    126,200.72x = 189,260.15 × 41,938.25
  4. Step 4: Simplify right side
    126,200.72x = 7,937,238,329.75
  5. Step 5: Solve for x
    x = 7,937,238,329.75/126,200.72
  6. Step 6: Final answer
    x = 62,893.76

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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.