Home / 266,291.28-367,466.94-145,408.50

Finding the Fourth Proportional to 266,291.28, 367,466.94 and 145,408.50

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Solution

The fourth proportional to 266,291.28, 367,466.94 and 145,408.50 is: 200,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,291.28 : 367,466.94 = 145,408.50 : x
  2. Step 2: Convert to fraction form
    266,291.28/367,466.94 = 145,408.50/x
  3. Step 3: Cross multiply
    266,291.28x = 367,466.94 × 145,408.50
  4. Step 4: Simplify right side
    266,291.28x = 53,432,816,544.99
  5. Step 5: Solve for x
    x = 53,432,816,544.99/266,291.28
  6. Step 6: Final answer
    x = 200,655.52

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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.