Home / 125,917.47-173,766.26-69,328.85

Finding the Fourth Proportional to 125,917.47, 173,766.26 and 69,328.85

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Solution

The fourth proportional to 125,917.47, 173,766.26 and 69,328.85 is: 95,673.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,917.47 : 173,766.26 = 69,328.85 : x
  2. Step 2: Convert to fraction form
    125,917.47/173,766.26 = 69,328.85/x
  3. Step 3: Cross multiply
    125,917.47x = 173,766.26 × 69,328.85
  4. Step 4: Simplify right side
    125,917.47x = 12,047,014,279.09
  5. Step 5: Solve for x
    x = 12,047,014,279.09/125,917.47
  6. Step 6: Final answer
    x = 95,673.89

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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.