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Finding the Fourth Proportional to 66,196.48, 99,294.96 and 16,276.96

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Solution

The fourth proportional to 66,196.48, 99,294.96 and 16,276.96 is: 24,415.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,196.48 : 99,294.96 = 16,276.96 : x
  2. Step 2: Convert to fraction form
    66,196.48/99,294.96 = 16,276.96/x
  3. Step 3: Cross multiply
    66,196.48x = 99,294.96 × 16,276.96
  4. Step 4: Simplify right side
    66,196.48x = 1,616,220,092.12
  5. Step 5: Solve for x
    x = 1,616,220,092.12/66,196.48
  6. Step 6: Final answer
    x = 24,415.50

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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.