Home / 75,325.24-103,955.40-41,340.28

Finding the Fourth Proportional to 75,325.24, 103,955.40 and 41,340.28

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Solution

The fourth proportional to 75,325.24, 103,955.40 and 41,340.28 is: 57,053.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,325.24 : 103,955.40 = 41,340.28 : x
  2. Step 2: Convert to fraction form
    75,325.24/103,955.40 = 41,340.28/x
  3. Step 3: Cross multiply
    75,325.24x = 103,955.40 × 41,340.28
  4. Step 4: Simplify right side
    75,325.24x = 4,297,545,473.46
  5. Step 5: Solve for x
    x = 4,297,545,473.46/75,325.24
  6. Step 6: Final answer
    x = 57,053.20

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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.