Home / 48,810.74-73,168.95-39,945.19

Finding the Fourth Proportional to 48,810.74, 73,168.95 and 39,945.19

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Solution

The fourth proportional to 48,810.74, 73,168.95 and 39,945.19 is: 59,879.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,810.74 : 73,168.95 = 39,945.19 : x
  2. Step 2: Convert to fraction form
    48,810.74/73,168.95 = 39,945.19/x
  3. Step 3: Cross multiply
    48,810.74x = 73,168.95 × 39,945.19
  4. Step 4: Simplify right side
    48,810.74x = 2,922,747,609.85
  5. Step 5: Solve for x
    x = 2,922,747,609.85/48,810.74
  6. Step 6: Final answer
    x = 59,879.19

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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.