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Finding the Fourth Proportional to 48,663, 67,155 and 26,307

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Solution

The fourth proportional to 48,663, 67,155 and 26,307 is: 36,303.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,663 : 67,155 = 26,307 : x
  2. Step 2: Convert to fraction form
    48,663/67,155 = 26,307/x
  3. Step 3: Cross multiply
    48,663x = 67,155 × 26,307
  4. Step 4: Simplify right side
    48,663x = 1,766,646,585
  5. Step 5: Solve for x
    x = 1,766,646,585/48,663
  6. Step 6: Final answer
    x = 36,303.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.