Home / 266,021.96-367,098.90-145,160.24

Finding the Fourth Proportional to 266,021.96, 367,098.90 and 145,160.24

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Solution

The fourth proportional to 266,021.96, 367,098.90 and 145,160.24 is: 200,314.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,021.96 : 367,098.90 = 145,160.24 : x
  2. Step 2: Convert to fraction form
    266,021.96/367,098.90 = 145,160.24/x
  3. Step 3: Cross multiply
    266,021.96x = 367,098.90 × 145,160.24
  4. Step 4: Simplify right side
    266,021.96x = 53,288,164,427.74
  5. Step 5: Solve for x
    x = 53,288,164,427.74/266,021.96
  6. Step 6: Final answer
    x = 200,314.91

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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.