Home / 266,162.96-367,310.45-145,309.34

Finding the Fourth Proportional to 266,162.96, 367,310.45 and 145,309.34

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Solution

The fourth proportional to 266,162.96, 367,310.45 and 145,309.34 is: 200,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,162.96 : 367,310.45 = 145,309.34 : x
  2. Step 2: Convert to fraction form
    266,162.96/367,310.45 = 145,309.34/x
  3. Step 3: Cross multiply
    266,162.96x = 367,310.45 × 145,309.34
  4. Step 4: Simplify right side
    266,162.96x = 53,373,639,528.79
  5. Step 5: Solve for x
    x = 53,373,639,528.79/266,162.96
  6. Step 6: Final answer
    x = 200,529.93

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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.