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Finding the Fourth Proportional to 60,361.73, 90,631.45 and 33,759.83

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Solution

The fourth proportional to 60,361.73, 90,631.45 and 33,759.83 is: 50,689.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,361.73 : 90,631.45 = 33,759.83 : x
  2. Step 2: Convert to fraction form
    60,361.73/90,631.45 = 33,759.83/x
  3. Step 3: Cross multiply
    60,361.73x = 90,631.45 × 33,759.83
  4. Step 4: Simplify right side
    60,361.73x = 3,059,702,486.83
  5. Step 5: Solve for x
    x = 3,059,702,486.83/60,361.73
  6. Step 6: Final answer
    x = 50,689.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.