Home / 266,331.60-367,536.24-145,471.68

Finding the Fourth Proportional to 266,331.60, 367,536.24 and 145,471.68

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Solution

The fourth proportional to 266,331.60, 367,536.24 and 145,471.68 is: 200,750.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,331.60 : 367,536.24 = 145,471.68 : x
  2. Step 2: Convert to fraction form
    266,331.60/367,536.24 = 145,471.68/x
  3. Step 3: Cross multiply
    266,331.60x = 367,536.24 × 145,471.68
  4. Step 4: Simplify right side
    266,331.60x = 53,466,114,293.68
  5. Step 5: Solve for x
    x = 53,466,114,293.68/266,331.60
  6. Step 6: Final answer
    x = 200,750.17

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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.