Home / 115,809.36-173,670.30-49,280.82

Finding the Fourth Proportional to 115,809.36, 173,670.30 and 49,280.82

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Solution

The fourth proportional to 115,809.36, 173,670.30 and 49,280.82 is: 73,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,809.36 : 173,670.30 = 49,280.82 : x
  2. Step 2: Convert to fraction form
    115,809.36/173,670.30 = 49,280.82/x
  3. Step 3: Cross multiply
    115,809.36x = 173,670.30 × 49,280.82
  4. Step 4: Simplify right side
    115,809.36x = 8,558,614,793.65
  5. Step 5: Solve for x
    x = 8,558,614,793.65/115,809.36
  6. Step 6: Final answer
    x = 73,902.62

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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.