Home / 266,359.28-367,515.27-158,908.32

Finding the Fourth Proportional to 266,359.28, 367,515.27 and 158,908.32

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Solution

The fourth proportional to 266,359.28, 367,515.27 and 158,908.32 is: 219,257.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,359.28 : 367,515.27 = 158,908.32 : x
  2. Step 2: Convert to fraction form
    266,359.28/367,515.27 = 158,908.32/x
  3. Step 3: Cross multiply
    266,359.28x = 367,515.27 × 158,908.32
  4. Step 4: Simplify right side
    266,359.28x = 58,401,234,130.05
  5. Step 5: Solve for x
    x = 58,401,234,130.05/266,359.28
  6. Step 6: Final answer
    x = 219,257.37

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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.