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Finding the Fourth Proportional to 64,328.64, 88,773.52 and 36,034.32

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Solution

The fourth proportional to 64,328.64, 88,773.52 and 36,034.32 is: 49,727.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,328.64 : 88,773.52 = 36,034.32 : x
  2. Step 2: Convert to fraction form
    64,328.64/88,773.52 = 36,034.32/x
  3. Step 3: Cross multiply
    64,328.64x = 88,773.52 × 36,034.32
  4. Step 4: Simplify right side
    64,328.64x = 3,198,893,427.21
  5. Step 5: Solve for x
    x = 3,198,893,427.21/64,328.64
  6. Step 6: Final answer
    x = 49,727.36

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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.