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Finding the Fourth Proportional to 60,164, 90,246 and 16,388

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Solution

The fourth proportional to 60,164, 90,246 and 16,388 is: 24,582

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,164 : 90,246 = 16,388 : x
  2. Step 2: Convert to fraction form
    60,164/90,246 = 16,388/x
  3. Step 3: Cross multiply
    60,164x = 90,246 × 16,388
  4. Step 4: Simplify right side
    60,164x = 1,478,951,448
  5. Step 5: Solve for x
    x = 1,478,951,448/60,164
  6. Step 6: Final answer
    x = 24,582

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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.