Home / 53,261.65-79,892.38-31,059.46

Finding the Fourth Proportional to 53,261.65, 79,892.38 and 31,059.46

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Solution

The fourth proportional to 53,261.65, 79,892.38 and 31,059.46 is: 46,589.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,261.65 : 79,892.38 = 31,059.46 : x
  2. Step 2: Convert to fraction form
    53,261.65/79,892.38 = 31,059.46/x
  3. Step 3: Cross multiply
    53,261.65x = 79,892.38 × 31,059.46
  4. Step 4: Simplify right side
    53,261.65x = 2,481,414,180.91
  5. Step 5: Solve for x
    x = 2,481,414,180.91/53,261.65
  6. Step 6: Final answer
    x = 46,589.13

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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.