Home / 51,829.16-71,351.42-49,448.76

Finding the Fourth Proportional to 51,829.16, 71,351.42 and 49,448.76

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Solution

The fourth proportional to 51,829.16, 71,351.42 and 49,448.76 is: 68,074.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,829.16 : 71,351.42 = 49,448.76 : x
  2. Step 2: Convert to fraction form
    51,829.16/71,351.42 = 49,448.76/x
  3. Step 3: Cross multiply
    51,829.16x = 71,351.42 × 49,448.76
  4. Step 4: Simplify right side
    51,829.16x = 3,528,238,996.00
  5. Step 5: Solve for x
    x = 3,528,238,996.00/51,829.16
  6. Step 6: Final answer
    x = 68,074.41

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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.