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Finding the Fourth Proportional to 201,600.06, 302,445.18 and 61,369.62

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Solution

The fourth proportional to 201,600.06, 302,445.18 and 61,369.62 is: 92,068.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,600.06 : 302,445.18 = 61,369.62 : x
  2. Step 2: Convert to fraction form
    201,600.06/302,445.18 = 61,369.62/x
  3. Step 3: Cross multiply
    201,600.06x = 302,445.18 × 61,369.62
  4. Step 4: Simplify right side
    201,600.06x = 18,560,945,767.43
  5. Step 5: Solve for x
    x = 18,560,945,767.43/201,600.06
  6. Step 6: Final answer
    x = 92,068.16

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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.