Home / 126,010.05-173,891.93-69,423.45

Finding the Fourth Proportional to 126,010.05, 173,891.93 and 69,423.45

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Solution

The fourth proportional to 126,010.05, 173,891.93 and 69,423.45 is: 95,803.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,010.05 : 173,891.93 = 69,423.45 : x
  2. Step 2: Convert to fraction form
    126,010.05/173,891.93 = 69,423.45/x
  3. Step 3: Cross multiply
    126,010.05x = 173,891.93 × 69,423.45
  4. Step 4: Simplify right side
    126,010.05x = 12,072,177,360.64
  5. Step 5: Solve for x
    x = 12,072,177,360.64/126,010.05
  6. Step 6: Final answer
    x = 95,803.29

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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.