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Finding the Fourth Proportional to 115,707, 173,494.08 and 45,548.04

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Solution

The fourth proportional to 115,707, 173,494.08 and 45,548.04 is: 68,295.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,707 : 173,494.08 = 45,548.04 : x
  2. Step 2: Convert to fraction form
    115,707/173,494.08 = 45,548.04/x
  3. Step 3: Cross multiply
    115,707x = 173,494.08 × 45,548.04
  4. Step 4: Simplify right side
    115,707x = 7,902,315,295.60
  5. Step 5: Solve for x
    x = 7,902,315,295.60/115,707
  6. Step 6: Final answer
    x = 68,295.91

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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.