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Finding the Fourth Proportional to 63,775.17, 88,012.85 and 36,912.87

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Solution

The fourth proportional to 63,775.17, 88,012.85 and 36,912.87 is: 50,941.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,775.17 : 88,012.85 = 36,912.87 : x
  2. Step 2: Convert to fraction form
    63,775.17/88,012.85 = 36,912.87/x
  3. Step 3: Cross multiply
    63,775.17x = 88,012.85 × 36,912.87
  4. Step 4: Simplify right side
    63,775.17x = 3,248,806,705.82
  5. Step 5: Solve for x
    x = 3,248,806,705.82/63,775.17
  6. Step 6: Final answer
    x = 50,941.56

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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.