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Finding the Fourth Proportional to 64,120.98, 96,181.48 and 17,372.64

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Solution

The fourth proportional to 64,120.98, 96,181.48 and 17,372.64 is: 26,058.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,120.98 : 96,181.48 = 17,372.64 : x
  2. Step 2: Convert to fraction form
    64,120.98/96,181.48 = 17,372.64/x
  3. Step 3: Cross multiply
    64,120.98x = 96,181.48 × 17,372.64
  4. Step 4: Simplify right side
    64,120.98x = 1,670,926,226.71
  5. Step 5: Solve for x
    x = 1,670,926,226.71/64,120.98
  6. Step 6: Final answer
    x = 26,058.96

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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.