Home / 75,277.12-103,881.12-41,743.36

Finding the Fourth Proportional to 75,277.12, 103,881.12 and 41,743.36

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Solution

The fourth proportional to 75,277.12, 103,881.12 and 41,743.36 is: 57,605.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,277.12 : 103,881.12 = 41,743.36 : x
  2. Step 2: Convert to fraction form
    75,277.12/103,881.12 = 41,743.36/x
  3. Step 3: Cross multiply
    75,277.12x = 103,881.12 × 41,743.36
  4. Step 4: Simplify right side
    75,277.12x = 4,336,346,989.36
  5. Step 5: Solve for x
    x = 4,336,346,989.36/75,277.12
  6. Step 6: Final answer
    x = 57,605.11

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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.