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Finding the Fourth Proportional to 70,794.66, 106,188.52 and 26,417.95

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Solution

The fourth proportional to 70,794.66, 106,188.52 and 26,417.95 is: 39,625.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,794.66 : 106,188.52 = 26,417.95 : x
  2. Step 2: Convert to fraction form
    70,794.66/106,188.52 = 26,417.95/x
  3. Step 3: Cross multiply
    70,794.66x = 106,188.52 × 26,417.95
  4. Step 4: Simplify right side
    70,794.66x = 2,805,282,680.42
  5. Step 5: Solve for x
    x = 2,805,282,680.42/70,794.66
  6. Step 6: Final answer
    x = 39,625.63

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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.