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Finding the Fourth Proportional to 63,896.79, 88,178.18 and 35,217.48

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Solution

The fourth proportional to 63,896.79, 88,178.18 and 35,217.48 is: 48,600.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,896.79 : 88,178.18 = 35,217.48 : x
  2. Step 2: Convert to fraction form
    63,896.79/88,178.18 = 35,217.48/x
  3. Step 3: Cross multiply
    63,896.79x = 88,178.18 × 35,217.48
  4. Step 4: Simplify right side
    63,896.79x = 3,105,413,445.17
  5. Step 5: Solve for x
    x = 3,105,413,445.17/63,896.79
  6. Step 6: Final answer
    x = 48,600.46

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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.