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Finding the Fourth Proportional to 66,774.17, 100,161.16 and 24,663.49

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Solution

The fourth proportional to 66,774.17, 100,161.16 and 24,663.49 is: 36,995.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,774.17 : 100,161.16 = 24,663.49 : x
  2. Step 2: Convert to fraction form
    66,774.17/100,161.16 = 24,663.49/x
  3. Step 3: Cross multiply
    66,774.17x = 100,161.16 × 24,663.49
  4. Step 4: Simplify right side
    66,774.17x = 2,470,323,455.99
  5. Step 5: Solve for x
    x = 2,470,323,455.99/66,774.17
  6. Step 6: Final answer
    x = 36,995.19

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1.5x scale

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.