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Finding the Fourth Proportional to 64,327.68, 88,772.36 and 36,033.52

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Solution

The fourth proportional to 64,327.68, 88,772.36 and 36,033.52 is: 49,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,327.68 : 88,772.36 = 36,033.52 : x
  2. Step 2: Convert to fraction form
    64,327.68/88,772.36 = 36,033.52/x
  3. Step 3: Cross multiply
    64,327.68x = 88,772.36 × 36,033.52
  4. Step 4: Simplify right side
    64,327.68x = 3,198,780,609.51
  5. Step 5: Solve for x
    x = 3,198,780,609.51/64,327.68
  6. Step 6: Final answer
    x = 49,726.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.