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Finding the Fourth Proportional to 263,793.98, 364,036.02 and 142,935.17

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Solution

The fourth proportional to 263,793.98, 364,036.02 and 142,935.17 is: 197,250.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,793.98 : 364,036.02 = 142,935.17 : x
  2. Step 2: Convert to fraction form
    263,793.98/364,036.02 = 142,935.17/x
  3. Step 3: Cross multiply
    263,793.98x = 364,036.02 × 142,935.17
  4. Step 4: Simplify right side
    263,793.98x = 52,033,551,314.91
  5. Step 5: Solve for x
    x = 52,033,551,314.91/263,793.98
  6. Step 6: Final answer
    x = 197,250.71

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1.5x scale

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.