Home / 266,218.16-367,395.95-145,370.66

Finding the Fourth Proportional to 266,218.16, 367,395.95 and 145,370.66

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Solution

The fourth proportional to 266,218.16, 367,395.95 and 145,370.66 is: 200,619.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,218.16 : 367,395.95 = 145,370.66 : x
  2. Step 2: Convert to fraction form
    266,218.16/367,395.95 = 145,370.66/x
  3. Step 3: Cross multiply
    266,218.16x = 367,395.95 × 145,370.66
  4. Step 4: Simplify right side
    266,218.16x = 53,408,591,924.46
  5. Step 5: Solve for x
    x = 53,408,591,924.46/266,218.16
  6. Step 6: Final answer
    x = 200,619.64

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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.