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Finding the Fourth Proportional to 66,896.34, 100,281.72 and 22,492.06

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Solution

The fourth proportional to 66,896.34, 100,281.72 and 22,492.06 is: 33,716.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,896.34 : 100,281.72 = 22,492.06 : x
  2. Step 2: Convert to fraction form
    66,896.34/100,281.72 = 22,492.06/x
  3. Step 3: Cross multiply
    66,896.34x = 100,281.72 × 22,492.06
  4. Step 4: Simplify right side
    66,896.34x = 2,255,542,463.14
  5. Step 5: Solve for x
    x = 2,255,542,463.14/66,896.34
  6. Step 6: Final answer
    x = 33,716.98

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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.