Home / 266,051.34-367,147.68-145,194.66

Finding the Fourth Proportional to 266,051.34, 367,147.68 and 145,194.66

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Solution

The fourth proportional to 266,051.34, 367,147.68 and 145,194.66 is: 200,366.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,051.34 : 367,147.68 = 145,194.66 : x
  2. Step 2: Convert to fraction form
    266,051.34/367,147.68 = 145,194.66/x
  3. Step 3: Cross multiply
    266,051.34x = 367,147.68 × 145,194.66
  4. Step 4: Simplify right side
    266,051.34x = 53,307,882,567.39
  5. Step 5: Solve for x
    x = 53,307,882,567.39/266,051.34
  6. Step 6: Final answer
    x = 200,366.90

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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.