Home / 137,699.13-206,548.70-44,270.49

Finding the Fourth Proportional to 137,699.13, 206,548.70 and 44,270.49

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Solution

The fourth proportional to 137,699.13, 206,548.70 and 44,270.49 is: 66,405.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,699.13 : 206,548.70 = 44,270.49 : x
  2. Step 2: Convert to fraction form
    137,699.13/206,548.70 = 44,270.49/x
  3. Step 3: Cross multiply
    137,699.13x = 206,548.70 × 44,270.49
  4. Step 4: Simplify right side
    137,699.13x = 9,144,012,157.86
  5. Step 5: Solve for x
    x = 9,144,012,157.86/137,699.13
  6. Step 6: Final answer
    x = 66,405.74

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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.