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Finding the Fourth Proportional to 60,153.84, 90,202.92 and 33,858.57

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Solution

The fourth proportional to 60,153.84, 90,202.92 and 33,858.57 is: 50,772.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,153.84 : 90,202.92 = 33,858.57 : x
  2. Step 2: Convert to fraction form
    60,153.84/90,202.92 = 33,858.57/x
  3. Step 3: Cross multiply
    60,153.84x = 90,202.92 × 33,858.57
  4. Step 4: Simplify right side
    60,153.84x = 3,054,142,092.32
  5. Step 5: Solve for x
    x = 3,054,142,092.32/60,153.84
  6. Step 6: Final answer
    x = 50,772.19

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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.