Home / 266,318.82-367,519.97-145,460.40

Finding the Fourth Proportional to 266,318.82, 367,519.97 and 145,460.40

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Solution

The fourth proportional to 266,318.82, 367,519.97 and 145,460.40 is: 200,735.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,318.82 : 367,519.97 = 145,460.40 : x
  2. Step 2: Convert to fraction form
    266,318.82/367,519.97 = 145,460.40/x
  3. Step 3: Cross multiply
    266,318.82x = 367,519.97 × 145,460.40
  4. Step 4: Simplify right side
    266,318.82x = 53,459,601,844.19
  5. Step 5: Solve for x
    x = 53,459,601,844.19/266,318.82
  6. Step 6: Final answer
    x = 200,735.35

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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.