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Finding the Fourth Proportional to 69,085.84, 103,624.44 and 22,334.80

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Solution

The fourth proportional to 69,085.84, 103,624.44 and 22,334.80 is: 33,500.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,085.84 : 103,624.44 = 22,334.80 : x
  2. Step 2: Convert to fraction form
    69,085.84/103,624.44 = 22,334.80/x
  3. Step 3: Cross multiply
    69,085.84x = 103,624.44 × 22,334.80
  4. Step 4: Simplify right side
    69,085.84x = 2,314,431,142.51
  5. Step 5: Solve for x
    x = 2,314,431,142.51/69,085.84
  6. Step 6: Final answer
    x = 33,500.80

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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.