Home / 115,628.85-173,451.78-49,061.43

Finding the Fourth Proportional to 115,628.85, 173,451.78 and 49,061.43

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Solution

The fourth proportional to 115,628.85, 173,451.78 and 49,061.43 is: 73,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,628.85 : 173,451.78 = 49,061.43 : x
  2. Step 2: Convert to fraction form
    115,628.85/173,451.78 = 49,061.43/x
  3. Step 3: Cross multiply
    115,628.85x = 173,451.78 × 49,061.43
  4. Step 4: Simplify right side
    115,628.85x = 8,509,792,362.85
  5. Step 5: Solve for x
    x = 8,509,792,362.85/115,628.85
  6. Step 6: Final answer
    x = 73,595.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.