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Finding the Fourth Proportional to 62,682.84, 94,024.31 and 31,114.71

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Solution

The fourth proportional to 62,682.84, 94,024.31 and 31,114.71 is: 46,672.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,682.84 : 94,024.31 = 31,114.71 : x
  2. Step 2: Convert to fraction form
    62,682.84/94,024.31 = 31,114.71/x
  3. Step 3: Cross multiply
    62,682.84x = 94,024.31 × 31,114.71
  4. Step 4: Simplify right side
    62,682.84x = 2,925,538,983.03
  5. Step 5: Solve for x
    x = 2,925,538,983.03/62,682.84
  6. Step 6: Final answer
    x = 46,672.09

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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.