Home / 71,836.10-99,133.95-41,627.25

Finding the Fourth Proportional to 71,836.10, 99,133.95 and 41,627.25

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Solution

The fourth proportional to 71,836.10, 99,133.95 and 41,627.25 is: 57,445.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,836.10 : 99,133.95 = 41,627.25 : x
  2. Step 2: Convert to fraction form
    71,836.10/99,133.95 = 41,627.25/x
  3. Step 3: Cross multiply
    71,836.10x = 99,133.95 × 41,627.25
  4. Step 4: Simplify right side
    71,836.10x = 4,126,673,720.14
  5. Step 5: Solve for x
    x = 4,126,673,720.14/71,836.10
  6. Step 6: Final answer
    x = 57,445.68

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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.