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Finding the Fourth Proportional to 365,777.49, 548,718.63 and 113,079.96

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Solution

The fourth proportional to 365,777.49, 548,718.63 and 113,079.96 is: 169,636.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,777.49 : 548,718.63 = 113,079.96 : x
  2. Step 2: Convert to fraction form
    365,777.49/548,718.63 = 113,079.96/x
  3. Step 3: Cross multiply
    365,777.49x = 548,718.63 × 113,079.96
  4. Step 4: Simplify right side
    365,777.49x = 62,049,080,731.65
  5. Step 5: Solve for x
    x = 62,049,080,731.65/365,777.49
  6. Step 6: Final answer
    x = 169,636.14

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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.