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Finding the Fourth Proportional to 64,198.71, 96,331.65 and 26,276.13

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Solution

The fourth proportional to 64,198.71, 96,331.65 and 26,276.13 is: 39,427.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,198.71 : 96,331.65 = 26,276.13 : x
  2. Step 2: Convert to fraction form
    64,198.71/96,331.65 = 26,276.13/x
  3. Step 3: Cross multiply
    64,198.71x = 96,331.65 × 26,276.13
  4. Step 4: Simplify right side
    64,198.71x = 2,531,222,958.51
  5. Step 5: Solve for x
    x = 2,531,222,958.51/64,198.71
  6. Step 6: Final answer
    x = 39,427.94

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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.