Home / 75,097.08-103,634-41,105.74

Finding the Fourth Proportional to 75,097.08, 103,634 and 41,105.74

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Solution

The fourth proportional to 75,097.08, 103,634 and 41,105.74 is: 56,725.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,097.08 : 103,634 = 41,105.74 : x
  2. Step 2: Convert to fraction form
    75,097.08/103,634 = 41,105.74/x
  3. Step 3: Cross multiply
    75,097.08x = 103,634 × 41,105.74
  4. Step 4: Simplify right side
    75,097.08x = 4,259,952,259.16
  5. Step 5: Solve for x
    x = 4,259,952,259.16/75,097.08
  6. Step 6: Final answer
    x = 56,725.94

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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.