Home / 126,578.70-189,829.17-59,999.13

Finding the Fourth Proportional to 126,578.70, 189,829.17 and 59,999.13

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Solution

The fourth proportional to 126,578.70, 189,829.17 and 59,999.13 is: 89,980.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,578.70 : 189,829.17 = 59,999.13 : x
  2. Step 2: Convert to fraction form
    126,578.70/189,829.17 = 59,999.13/x
  3. Step 3: Cross multiply
    126,578.70x = 189,829.17 × 59,999.13
  4. Step 4: Simplify right side
    126,578.70x = 11,389,585,048.62
  5. Step 5: Solve for x
    x = 11,389,585,048.62/126,578.70
  6. Step 6: Final answer
    x = 89,980.27

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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.