Home / 266,216.11-367,380.02-145,358.23

Finding the Fourth Proportional to 266,216.11, 367,380.02 and 145,358.23

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Solution

The fourth proportional to 266,216.11, 367,380.02 and 145,358.23 is: 200,595.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,216.11 : 367,380.02 = 145,358.23 : x
  2. Step 2: Convert to fraction form
    266,216.11/367,380.02 = 145,358.23/x
  3. Step 3: Cross multiply
    266,216.11x = 367,380.02 × 145,358.23
  4. Step 4: Simplify right side
    266,216.11x = 53,401,709,444.56
  5. Step 5: Solve for x
    x = 53,401,709,444.56/266,216.11
  6. Step 6: Final answer
    x = 200,595.33

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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.