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Finding the Fourth Proportional to 266,522.72, 367,765.79 and 171,158.58

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Solution

The fourth proportional to 266,522.72, 367,765.79 and 171,158.58 is: 236,176.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,522.72 : 367,765.79 = 171,158.58 : x
  2. Step 2: Convert to fraction form
    266,522.72/367,765.79 = 171,158.58/x
  3. Step 3: Cross multiply
    266,522.72x = 367,765.79 × 171,158.58
  4. Step 4: Simplify right side
    266,522.72x = 62,946,269,533.19
  5. Step 5: Solve for x
    x = 62,946,269,533.19/266,522.72
  6. Step 6: Final answer
    x = 236,176.00

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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.