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Finding the Fourth Proportional to 66,458.84, 99,659 and 24,327.98

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Solution

The fourth proportional to 66,458.84, 99,659 and 24,327.98 is: 36,481.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,458.84 : 99,659 = 24,327.98 : x
  2. Step 2: Convert to fraction form
    66,458.84/99,659 = 24,327.98/x
  3. Step 3: Cross multiply
    66,458.84x = 99,659 × 24,327.98
  4. Step 4: Simplify right side
    66,458.84x = 2,424,502,158.82
  5. Step 5: Solve for x
    x = 2,424,502,158.82/66,458.84
  6. Step 6: Final answer
    x = 36,481.26

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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.