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Finding the Fourth Proportional to 63,889.59, 88,165.57 and 36,670.16

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Solution

The fourth proportional to 63,889.59, 88,165.57 and 36,670.16 is: 50,603.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,889.59 : 88,165.57 = 36,670.16 : x
  2. Step 2: Convert to fraction form
    63,889.59/88,165.57 = 36,670.16/x
  3. Step 3: Cross multiply
    63,889.59x = 88,165.57 × 36,670.16
  4. Step 4: Simplify right side
    63,889.59x = 3,233,045,558.39
  5. Step 5: Solve for x
    x = 3,233,045,558.39/63,889.59
  6. Step 6: Final answer
    x = 50,603.64

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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.