Home / 356,883.08-492,516.69-195,753.12

Finding the Fourth Proportional to 356,883.08, 492,516.69 and 195,753.12

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Solution

The fourth proportional to 356,883.08, 492,516.69 and 195,753.12 is: 270,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,883.08 : 492,516.69 = 195,753.12 : x
  2. Step 2: Convert to fraction form
    356,883.08/492,516.69 = 195,753.12/x
  3. Step 3: Cross multiply
    356,883.08x = 492,516.69 × 195,753.12
  4. Step 4: Simplify right side
    356,883.08x = 96,411,676,138.56
  5. Step 5: Solve for x
    x = 96,411,676,138.56/356,883.08
  6. Step 6: Final answer
    x = 270,149.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.