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Finding the Fourth Proportional to 63,924.94, 88,212.42 and 35,243.12

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Solution

The fourth proportional to 63,924.94, 88,212.42 and 35,243.12 is: 48,633.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,924.94 : 88,212.42 = 35,243.12 : x
  2. Step 2: Convert to fraction form
    63,924.94/88,212.42 = 35,243.12/x
  3. Step 3: Cross multiply
    63,924.94x = 88,212.42 × 35,243.12
  4. Step 4: Simplify right side
    63,924.94x = 3,108,880,903.55
  5. Step 5: Solve for x
    x = 3,108,880,903.55/63,924.94
  6. Step 6: Final answer
    x = 48,633.30

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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.