Home / 266,635.86-367,953.57-145,777.62

Finding the Fourth Proportional to 266,635.86, 367,953.57 and 145,777.62

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Solution

The fourth proportional to 266,635.86, 367,953.57 and 145,777.62 is: 201,170.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,635.86 : 367,953.57 = 145,777.62 : x
  2. Step 2: Convert to fraction form
    266,635.86/367,953.57 = 145,777.62/x
  3. Step 3: Cross multiply
    266,635.86x = 367,953.57 × 145,777.62
  4. Step 4: Simplify right side
    266,635.86x = 53,639,395,705.10
  5. Step 5: Solve for x
    x = 53,639,395,705.10/266,635.86
  6. Step 6: Final answer
    x = 201,170.97

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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.