Home / 54,750.16-75,542.28-33,239.36

Finding the Fourth Proportional to 54,750.16, 75,542.28 and 33,239.36

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Solution

The fourth proportional to 54,750.16, 75,542.28 and 33,239.36 is: 45,862.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,750.16 : 75,542.28 = 33,239.36 : x
  2. Step 2: Convert to fraction form
    54,750.16/75,542.28 = 33,239.36/x
  3. Step 3: Cross multiply
    54,750.16x = 75,542.28 × 33,239.36
  4. Step 4: Simplify right side
    54,750.16x = 2,510,977,040.14
  5. Step 5: Solve for x
    x = 2,510,977,040.14/54,750.16
  6. Step 6: Final answer
    x = 45,862.46

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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.