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Finding the Fourth Proportional to 62,985, 94,490.46 and 26,049

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Solution

The fourth proportional to 62,985, 94,490.46 and 26,049 is: 39,078.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,985 : 94,490.46 = 26,049 : x
  2. Step 2: Convert to fraction form
    62,985/94,490.46 = 26,049/x
  3. Step 3: Cross multiply
    62,985x = 94,490.46 × 26,049
  4. Step 4: Simplify right side
    62,985x = 2,461,381,992.54
  5. Step 5: Solve for x
    x = 2,461,381,992.54/62,985
  6. Step 6: Final answer
    x = 39,078.86

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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.