Home / 53,261.94-73,510.11-31,754.31

Finding the Fourth Proportional to 53,261.94, 73,510.11 and 31,754.31

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Solution

The fourth proportional to 53,261.94, 73,510.11 and 31,754.31 is: 43,826.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,261.94 : 73,510.11 = 31,754.31 : x
  2. Step 2: Convert to fraction form
    53,261.94/73,510.11 = 31,754.31/x
  3. Step 3: Cross multiply
    53,261.94x = 73,510.11 × 31,754.31
  4. Step 4: Simplify right side
    53,261.94x = 2,334,262,821.07
  5. Step 5: Solve for x
    x = 2,334,262,821.07/53,261.94
  6. Step 6: Final answer
    x = 43,826.09

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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.