Home / 68,024.22-102,183.95-57,515.34

Finding the Fourth Proportional to 68,024.22, 102,183.95 and 57,515.34

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Solution

The fourth proportional to 68,024.22, 102,183.95 and 57,515.34 is: 86,397.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,024.22 : 102,183.95 = 57,515.34 : x
  2. Step 2: Convert to fraction form
    68,024.22/102,183.95 = 57,515.34/x
  3. Step 3: Cross multiply
    68,024.22x = 102,183.95 × 57,515.34
  4. Step 4: Simplify right side
    68,024.22x = 5,877,144,626.79
  5. Step 5: Solve for x
    x = 5,877,144,626.79/68,024.22
  6. Step 6: Final answer
    x = 86,397.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.