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Finding the Fourth Proportional to 266,191.35, 367,509.87 and 169,449.81

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Solution

The fourth proportional to 266,191.35, 367,509.87 and 169,449.81 is: 233,946.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,191.35 : 367,509.87 = 169,449.81 : x
  2. Step 2: Convert to fraction form
    266,191.35/367,509.87 = 169,449.81/x
  3. Step 3: Cross multiply
    266,191.35x = 367,509.87 × 169,449.81
  4. Step 4: Simplify right side
    266,191.35x = 62,274,477,644.62
  5. Step 5: Solve for x
    x = 62,274,477,644.62/266,191.35
  6. Step 6: Final answer
    x = 233,946.29

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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.