Home / 263,982.20-364,298.04-143,123.16

Finding the Fourth Proportional to 263,982.20, 364,298.04 and 143,123.16

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Solution

The fourth proportional to 263,982.20, 364,298.04 and 143,123.16 is: 197,511.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,982.20 : 364,298.04 = 143,123.16 : x
  2. Step 2: Convert to fraction form
    263,982.20/364,298.04 = 143,123.16/x
  3. Step 3: Cross multiply
    263,982.20x = 364,298.04 × 143,123.16
  4. Step 4: Simplify right side
    263,982.20x = 52,139,486,666.61
  5. Step 5: Solve for x
    x = 52,139,486,666.61/263,982.20
  6. Step 6: Final answer
    x = 197,511.37

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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.