Home / 126,161.33-189,073.86-59,619.12

Finding the Fourth Proportional to 126,161.33, 189,073.86 and 59,619.12

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Solution

The fourth proportional to 126,161.33, 189,073.86 and 59,619.12 is: 89,349.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,161.33 : 189,073.86 = 59,619.12 : x
  2. Step 2: Convert to fraction form
    126,161.33/189,073.86 = 59,619.12/x
  3. Step 3: Cross multiply
    126,161.33x = 189,073.86 × 59,619.12
  4. Step 4: Simplify right side
    126,161.33x = 11,272,417,148.20
  5. Step 5: Solve for x
    x = 11,272,417,148.20/126,161.33
  6. Step 6: Final answer
    x = 89,349.23

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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.