Home / 137,742.10-206,593.53-44,235.70

Finding the Fourth Proportional to 137,742.10, 206,593.53 and 44,235.70

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Solution

The fourth proportional to 137,742.10, 206,593.53 and 44,235.70 is: 66,347.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,742.10 : 206,593.53 = 44,235.70 : x
  2. Step 2: Convert to fraction form
    137,742.10/206,593.53 = 44,235.70/x
  3. Step 3: Cross multiply
    137,742.10x = 206,593.53 × 44,235.70
  4. Step 4: Simplify right side
    137,742.10x = 9,138,809,415.02
  5. Step 5: Solve for x
    x = 9,138,809,415.02/137,742.10
  6. Step 6: Final answer
    x = 66,347.25

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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.