Home / 75,340.53-113,065.40-27,962.36

Finding the Fourth Proportional to 75,340.53, 113,065.40 and 27,962.36

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Solution

The fourth proportional to 75,340.53, 113,065.40 and 27,962.36 is: 41,963.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,340.53 : 113,065.40 = 27,962.36 : x
  2. Step 2: Convert to fraction form
    75,340.53/113,065.40 = 27,962.36/x
  3. Step 3: Cross multiply
    75,340.53x = 113,065.40 × 27,962.36
  4. Step 4: Simplify right side
    75,340.53x = 3,161,575,242.06
  5. Step 5: Solve for x
    x = 3,161,575,242.06/75,340.53
  6. Step 6: Final answer
    x = 41,963.81

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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.