Home / 126,087.56-189,131.95-37,342.75

Finding the Fourth Proportional to 126,087.56, 189,131.95 and 37,342.75

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Solution

The fourth proportional to 126,087.56, 189,131.95 and 37,342.75 is: 56,014.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,087.56 : 189,131.95 = 37,342.75 : x
  2. Step 2: Convert to fraction form
    126,087.56/189,131.95 = 37,342.75/x
  3. Step 3: Cross multiply
    126,087.56x = 189,131.95 × 37,342.75
  4. Step 4: Simplify right side
    126,087.56x = 7,062,707,125.86
  5. Step 5: Solve for x
    x = 7,062,707,125.86/126,087.56
  6. Step 6: Final answer
    x = 56,014.31

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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.