Home / 54,707.60-75,518.22-47,020.44

Finding the Fourth Proportional to 54,707.60, 75,518.22 and 47,020.44

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Solution

The fourth proportional to 54,707.60, 75,518.22 and 47,020.44 is: 64,906.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,707.60 : 75,518.22 = 47,020.44 : x
  2. Step 2: Convert to fraction form
    54,707.60/75,518.22 = 47,020.44/x
  3. Step 3: Cross multiply
    54,707.60x = 75,518.22 × 47,020.44
  4. Step 4: Simplify right side
    54,707.60x = 3,550,900,391.94
  5. Step 5: Solve for x
    x = 3,550,900,391.94/54,707.60
  6. Step 6: Final answer
    x = 64,906.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.