Home / 75,845.66-104,666.29-41,854.46

Finding the Fourth Proportional to 75,845.66, 104,666.29 and 41,854.46

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Solution

The fourth proportional to 75,845.66, 104,666.29 and 41,854.46 is: 57,758.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,845.66 : 104,666.29 = 41,854.46 : x
  2. Step 2: Convert to fraction form
    75,845.66/104,666.29 = 41,854.46/x
  3. Step 3: Cross multiply
    75,845.66x = 104,666.29 × 41,854.46
  4. Step 4: Simplify right side
    75,845.66x = 4,380,750,420.19
  5. Step 5: Solve for x
    x = 4,380,750,420.19/75,845.66
  6. Step 6: Final answer
    x = 57,758.75

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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.