Home / 266,535.64-367,809.20-145,675.96

Finding the Fourth Proportional to 266,535.64, 367,809.20 and 145,675.96

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Solution

The fourth proportional to 266,535.64, 367,809.20 and 145,675.96 is: 201,027.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,535.64 : 367,809.20 = 145,675.96 : x
  2. Step 2: Convert to fraction form
    266,535.64/367,809.20 = 145,675.96/x
  3. Step 3: Cross multiply
    266,535.64x = 367,809.20 × 145,675.96
  4. Step 4: Simplify right side
    266,535.64x = 53,580,958,306.83
  5. Step 5: Solve for x
    x = 53,580,958,306.83/266,535.64
  6. Step 6: Final answer
    x = 201,027.37

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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.