Home / 126,043.63-173,943.92-69,458.65

Finding the Fourth Proportional to 126,043.63, 173,943.92 and 69,458.65

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Solution

The fourth proportional to 126,043.63, 173,943.92 and 69,458.65 is: 95,854.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,043.63 : 173,943.92 = 69,458.65 : x
  2. Step 2: Convert to fraction form
    126,043.63/173,943.92 = 69,458.65/x
  3. Step 3: Cross multiply
    126,043.63x = 173,943.92 × 69,458.65
  4. Step 4: Simplify right side
    126,043.63x = 12,081,909,858.91
  5. Step 5: Solve for x
    x = 12,081,909,858.91/126,043.63
  6. Step 6: Final answer
    x = 95,854.98

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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.