Home / 75,329.51-103,956.29-41,336.01

Finding the Fourth Proportional to 75,329.51, 103,956.29 and 41,336.01

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Solution

The fourth proportional to 75,329.51, 103,956.29 and 41,336.01 is: 57,044.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,329.51 : 103,956.29 = 41,336.01 : x
  2. Step 2: Convert to fraction form
    75,329.51/103,956.29 = 41,336.01/x
  3. Step 3: Cross multiply
    75,329.51x = 103,956.29 × 41,336.01
  4. Step 4: Simplify right side
    75,329.51x = 4,297,138,243.00
  5. Step 5: Solve for x
    x = 4,297,138,243.00/75,329.51
  6. Step 6: Final answer
    x = 57,044.55

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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.