Home / 148,778.12-205,211.88-95,039.26

Finding the Fourth Proportional to 148,778.12, 205,211.88 and 95,039.26

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Solution

The fourth proportional to 148,778.12, 205,211.88 and 95,039.26 is: 131,089.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,778.12 : 205,211.88 = 95,039.26 : x
  2. Step 2: Convert to fraction form
    148,778.12/205,211.88 = 95,039.26/x
  3. Step 3: Cross multiply
    148,778.12x = 205,211.88 × 95,039.26
  4. Step 4: Simplify right side
    148,778.12x = 19,503,185,218.41
  5. Step 5: Solve for x
    x = 19,503,185,218.41/148,778.12
  6. Step 6: Final answer
    x = 131,089.07

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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.