Home / 137,827.80-206,693.10-49,084.20

Finding the Fourth Proportional to 137,827.80, 206,693.10 and 49,084.20

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Solution

The fourth proportional to 137,827.80, 206,693.10 and 49,084.20 is: 73,608.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,827.80 : 206,693.10 = 49,084.20 : x
  2. Step 2: Convert to fraction form
    137,827.80/206,693.10 = 49,084.20/x
  3. Step 3: Cross multiply
    137,827.80x = 206,693.10 × 49,084.20
  4. Step 4: Simplify right side
    137,827.80x = 10,145,365,459.02
  5. Step 5: Solve for x
    x = 10,145,365,459.02/137,827.80
  6. Step 6: Final answer
    x = 73,608.99

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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.