Home / 68,256.15-102,385.74-23,277.45

Finding the Fourth Proportional to 68,256.15, 102,385.74 and 23,277.45

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Solution

The fourth proportional to 68,256.15, 102,385.74 and 23,277.45 is: 34,916.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,256.15 : 102,385.74 = 23,277.45 : x
  2. Step 2: Convert to fraction form
    68,256.15/102,385.74 = 23,277.45/x
  3. Step 3: Cross multiply
    68,256.15x = 102,385.74 × 23,277.45
  4. Step 4: Simplify right side
    68,256.15x = 2,383,278,943.56
  5. Step 5: Solve for x
    x = 2,383,278,943.56/68,256.15
  6. Step 6: Final answer
    x = 34,916.69

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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.