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Finding the Fourth Proportional to 60,137.84, 90,219.22 and 18,016.22

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Solution

The fourth proportional to 60,137.84, 90,219.22 and 18,016.22 is: 27,028.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,137.84 : 90,219.22 = 18,016.22 : x
  2. Step 2: Convert to fraction form
    60,137.84/90,219.22 = 18,016.22/x
  3. Step 3: Cross multiply
    60,137.84x = 90,219.22 × 18,016.22
  4. Step 4: Simplify right side
    60,137.84x = 1,625,409,496.26
  5. Step 5: Solve for x
    x = 1,625,409,496.26/60,137.84
  6. Step 6: Final answer
    x = 27,028.06

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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.