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Finding the Fourth Proportional to 63,915.72, 88,204.14 and 36,684.63

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Solution

The fourth proportional to 63,915.72, 88,204.14 and 36,684.63 is: 50,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,915.72 : 88,204.14 = 36,684.63 : x
  2. Step 2: Convert to fraction form
    63,915.72/88,204.14 = 36,684.63/x
  3. Step 3: Cross multiply
    63,915.72x = 88,204.14 × 36,684.63
  4. Step 4: Simplify right side
    63,915.72x = 3,235,736,240.37
  5. Step 5: Solve for x
    x = 3,235,736,240.37/63,915.72
  6. Step 6: Final answer
    x = 50,625.05

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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.