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Finding the Fourth Proportional to 266,615.93, 367,934.37 and 159,195.35

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Solution

The fourth proportional to 266,615.93, 367,934.37 and 159,195.35 is: 219,692.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,615.93 : 367,934.37 = 159,195.35 : x
  2. Step 2: Convert to fraction form
    266,615.93/367,934.37 = 159,195.35/x
  3. Step 3: Cross multiply
    266,615.93x = 367,934.37 × 159,195.35
  4. Step 4: Simplify right side
    266,615.93x = 58,573,440,809.18
  5. Step 5: Solve for x
    x = 58,573,440,809.18/266,615.93
  6. Step 6: Final answer
    x = 219,692.20

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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.