Home / 66,316.62-99,475.23-26,874.48

Finding the Fourth Proportional to 66,316.62, 99,475.23 and 26,874.48

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Solution

The fourth proportional to 66,316.62, 99,475.23 and 26,874.48 is: 40,311.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,316.62 : 99,475.23 = 26,874.48 : x
  2. Step 2: Convert to fraction form
    66,316.62/99,475.23 = 26,874.48/x
  3. Step 3: Cross multiply
    66,316.62x = 99,475.23 × 26,874.48
  4. Step 4: Simplify right side
    66,316.62x = 2,673,345,079.13
  5. Step 5: Solve for x
    x = 2,673,345,079.13/66,316.62
  6. Step 6: Final answer
    x = 40,311.84

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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.