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Finding the Fourth Proportional to 66,900.08, 100,355.16 and 22,526.96

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Solution

The fourth proportional to 66,900.08, 100,355.16 and 22,526.96 is: 33,792.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,900.08 : 100,355.16 = 22,526.96 : x
  2. Step 2: Convert to fraction form
    66,900.08/100,355.16 = 22,526.96/x
  3. Step 3: Cross multiply
    66,900.08x = 100,355.16 × 22,526.96
  4. Step 4: Simplify right side
    66,900.08x = 2,260,696,675.11
  5. Step 5: Solve for x
    x = 2,260,696,675.11/66,900.08
  6. Step 6: Final answer
    x = 33,792.14

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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.