Home / 115,247.25-172,938.92-48,683.07

Finding the Fourth Proportional to 115,247.25, 172,938.92 and 48,683.07

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Solution

The fourth proportional to 115,247.25, 172,938.92 and 48,683.07 is: 73,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,247.25 : 172,938.92 = 48,683.07 : x
  2. Step 2: Convert to fraction form
    115,247.25/172,938.92 = 48,683.07/x
  3. Step 3: Cross multiply
    115,247.25x = 172,938.92 × 48,683.07
  4. Step 4: Simplify right side
    115,247.25x = 8,419,197,304.67
  5. Step 5: Solve for x
    x = 8,419,197,304.67/115,247.25
  6. Step 6: Final answer
    x = 73,053.35

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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.