Home / 137,839.80-206,795.70-44,347.80

Finding the Fourth Proportional to 137,839.80, 206,795.70 and 44,347.80

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Solution

The fourth proportional to 137,839.80, 206,795.70 and 44,347.80 is: 66,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,839.80 : 206,795.70 = 44,347.80 : x
  2. Step 2: Convert to fraction form
    137,839.80/206,795.70 = 44,347.80/x
  3. Step 3: Cross multiply
    137,839.80x = 206,795.70 × 44,347.80
  4. Step 4: Simplify right side
    137,839.80x = 9,170,934,344.46
  5. Step 5: Solve for x
    x = 9,170,934,344.46/137,839.80
  6. Step 6: Final answer
    x = 66,533.28

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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.