Home / 71,943.75-99,294.66-41,738.49

Finding the Fourth Proportional to 71,943.75, 99,294.66 and 41,738.49

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Solution

The fourth proportional to 71,943.75, 99,294.66 and 41,738.49 is: 57,606.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,943.75 : 99,294.66 = 41,738.49 : x
  2. Step 2: Convert to fraction form
    71,943.75/99,294.66 = 41,738.49/x
  3. Step 3: Cross multiply
    71,943.75x = 99,294.66 × 41,738.49
  4. Step 4: Simplify right side
    71,943.75x = 4,144,409,173.46
  5. Step 5: Solve for x
    x = 4,144,409,173.46/71,943.75
  6. Step 6: Final answer
    x = 57,606.24

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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.