Home / 53,046.17-72,755.21-47,067.47

Finding the Fourth Proportional to 53,046.17, 72,755.21 and 47,067.47

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Solution

The fourth proportional to 53,046.17, 72,755.21 and 47,067.47 is: 64,555.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,046.17 : 72,755.21 = 47,067.47 : x
  2. Step 2: Convert to fraction form
    53,046.17/72,755.21 = 47,067.47/x
  3. Step 3: Cross multiply
    53,046.17x = 72,755.21 × 47,067.47
  4. Step 4: Simplify right side
    53,046.17x = 3,424,403,664.02
  5. Step 5: Solve for x
    x = 3,424,403,664.02/53,046.17
  6. Step 6: Final answer
    x = 64,555.15

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.