Home / 88,072.92-121,551.03-49,314.42

Finding the Fourth Proportional to 88,072.92, 121,551.03 and 49,314.42

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Solution

The fourth proportional to 88,072.92, 121,551.03 and 49,314.42 is: 68,059.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,072.92 : 121,551.03 = 49,314.42 : x
  2. Step 2: Convert to fraction form
    88,072.92/121,551.03 = 49,314.42/x
  3. Step 3: Cross multiply
    88,072.92x = 121,551.03 × 49,314.42
  4. Step 4: Simplify right side
    88,072.92x = 5,994,218,544.85
  5. Step 5: Solve for x
    x = 5,994,218,544.85/88,072.92
  6. Step 6: Final answer
    x = 68,059.72

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1.5x scale

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.