Home / 126,816.36-175,006.63-69,459.29

Finding the Fourth Proportional to 126,816.36, 175,006.63 and 69,459.29

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Solution

The fourth proportional to 126,816.36, 175,006.63 and 69,459.29 is: 95,853.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,816.36 : 175,006.63 = 69,459.29 : x
  2. Step 2: Convert to fraction form
    126,816.36/175,006.63 = 69,459.29/x
  3. Step 3: Cross multiply
    126,816.36x = 175,006.63 × 69,459.29
  4. Step 4: Simplify right side
    126,816.36x = 12,155,836,441.27
  5. Step 5: Solve for x
    x = 12,155,836,441.27/126,816.36
  6. Step 6: Final answer
    x = 95,853.85

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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.