Home / 53,331.31-73,604.31-51,578.86

Finding the Fourth Proportional to 53,331.31, 73,604.31 and 51,578.86

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Solution

The fourth proportional to 53,331.31, 73,604.31 and 51,578.86 is: 71,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,331.31 : 73,604.31 = 51,578.86 : x
  2. Step 2: Convert to fraction form
    53,331.31/73,604.31 = 51,578.86/x
  3. Step 3: Cross multiply
    53,331.31x = 73,604.31 × 51,578.86
  4. Step 4: Simplify right side
    53,331.31x = 3,796,426,400.89
  5. Step 5: Solve for x
    x = 3,796,426,400.89/53,331.31
  6. Step 6: Final answer
    x = 71,185.70

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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.