Home / 137,876.04-206,833.48-49,103.28

Finding the Fourth Proportional to 137,876.04, 206,833.48 and 49,103.28

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Solution

The fourth proportional to 137,876.04, 206,833.48 and 49,103.28 is: 73,661.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,876.04 : 206,833.48 = 49,103.28 : x
  2. Step 2: Convert to fraction form
    137,876.04/206,833.48 = 49,103.28/x
  3. Step 3: Cross multiply
    137,876.04x = 206,833.48 × 49,103.28
  4. Step 4: Simplify right side
    137,876.04x = 10,156,202,281.81
  5. Step 5: Solve for x
    x = 10,156,202,281.81/137,876.04
  6. Step 6: Final answer
    x = 73,661.84

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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.