Home / 75,435.89-104,101.55-41,446.55

Finding the Fourth Proportional to 75,435.89, 104,101.55 and 41,446.55

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Solution

The fourth proportional to 75,435.89, 104,101.55 and 41,446.55 is: 57,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,435.89 : 104,101.55 = 41,446.55 : x
  2. Step 2: Convert to fraction form
    75,435.89/104,101.55 = 41,446.55/x
  3. Step 3: Cross multiply
    75,435.89x = 104,101.55 × 41,446.55
  4. Step 4: Simplify right side
    75,435.89x = 4,314,650,461.02
  5. Step 5: Solve for x
    x = 4,314,650,461.02/75,435.89
  6. Step 6: Final answer
    x = 57,196.26

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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.