Home / 54,889.02-75,759.27-31,029.54

Finding the Fourth Proportional to 54,889.02, 75,759.27 and 31,029.54

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Solution

The fourth proportional to 54,889.02, 75,759.27 and 31,029.54 is: 42,827.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,889.02 : 75,759.27 = 31,029.54 : x
  2. Step 2: Convert to fraction form
    54,889.02/75,759.27 = 31,029.54/x
  3. Step 3: Cross multiply
    54,889.02x = 75,759.27 × 31,029.54
  4. Step 4: Simplify right side
    54,889.02x = 2,350,775,298.84
  5. Step 5: Solve for x
    x = 2,350,775,298.84/54,889.02
  6. Step 6: Final answer
    x = 42,827.79

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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.