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Finding the Fourth Proportional to 266,504.88, 367,741.29 and 171,140.76

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Solution

The fourth proportional to 266,504.88, 367,741.29 and 171,140.76 is: 236,151.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,504.88 : 367,741.29 = 171,140.76 : x
  2. Step 2: Convert to fraction form
    266,504.88/367,741.29 = 171,140.76/x
  3. Step 3: Cross multiply
    266,504.88x = 367,741.29 × 171,140.76
  4. Step 4: Simplify right side
    266,504.88x = 62,935,523,853.98
  5. Step 5: Solve for x
    x = 62,935,523,853.98/266,504.88
  6. Step 6: Final answer
    x = 236,151.49

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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.