Home / 51,943.52-71,707.48-39,176.84

Finding the Fourth Proportional to 51,943.52, 71,707.48 and 39,176.84

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Solution

The fourth proportional to 51,943.52, 71,707.48 and 39,176.84 is: 54,083.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,943.52 : 71,707.48 = 39,176.84 : x
  2. Step 2: Convert to fraction form
    51,943.52/71,707.48 = 39,176.84/x
  3. Step 3: Cross multiply
    51,943.52x = 71,707.48 × 39,176.84
  4. Step 4: Simplify right side
    51,943.52x = 2,809,272,470.76
  5. Step 5: Solve for x
    x = 2,809,272,470.76/51,943.52
  6. Step 6: Final answer
    x = 54,083.21

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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.