Home / 137,539.40-206,309.10-44,054.60

Finding the Fourth Proportional to 137,539.40, 206,309.10 and 44,054.60

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Solution

The fourth proportional to 137,539.40, 206,309.10 and 44,054.60 is: 66,081.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,539.40 : 206,309.10 = 44,054.60 : x
  2. Step 2: Convert to fraction form
    137,539.40/206,309.10 = 44,054.60/x
  3. Step 3: Cross multiply
    137,539.40x = 206,309.10 × 44,054.60
  4. Step 4: Simplify right side
    137,539.40x = 9,088,864,876.86
  5. Step 5: Solve for x
    x = 9,088,864,876.86/137,539.40
  6. Step 6: Final answer
    x = 66,081.90

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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.