Home / 62,405.11-86,119.10-34,110.80

Finding the Fourth Proportional to 62,405.11, 86,119.10 and 34,110.80

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Solution

The fourth proportional to 62,405.11, 86,119.10 and 34,110.80 is: 47,072.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,405.11 : 86,119.10 = 34,110.80 : x
  2. Step 2: Convert to fraction form
    62,405.11/86,119.10 = 34,110.80/x
  3. Step 3: Cross multiply
    62,405.11x = 86,119.10 × 34,110.80
  4. Step 4: Simplify right side
    62,405.11x = 2,937,591,396.28
  5. Step 5: Solve for x
    x = 2,937,591,396.28/62,405.11
  6. Step 6: Final answer
    x = 47,072.93

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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.