Home / 266,218.04-367,395.77-145,370.54

Finding the Fourth Proportional to 266,218.04, 367,395.77 and 145,370.54

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Solution

The fourth proportional to 266,218.04, 367,395.77 and 145,370.54 is: 200,619.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,218.04 : 367,395.77 = 145,370.54 : x
  2. Step 2: Convert to fraction form
    266,218.04/367,395.77 = 145,370.54/x
  3. Step 3: Cross multiply
    266,218.04x = 367,395.77 × 145,370.54
  4. Step 4: Simplify right side
    266,218.04x = 53,408,521,478.62
  5. Step 5: Solve for x
    x = 53,408,521,478.62/266,218.04
  6. Step 6: Final answer
    x = 200,619.47

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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.