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Finding the Fourth Proportional to 220,294.13, 304,006.70 and 119,692.13

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Solution

The fourth proportional to 220,294.13, 304,006.70 and 119,692.13 is: 165,175.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,294.13 : 304,006.70 = 119,692.13 : x
  2. Step 2: Convert to fraction form
    220,294.13/304,006.70 = 119,692.13/x
  3. Step 3: Cross multiply
    220,294.13x = 304,006.70 × 119,692.13
  4. Step 4: Simplify right side
    220,294.13x = 36,387,208,236.47
  5. Step 5: Solve for x
    x = 36,387,208,236.47/220,294.13
  6. Step 6: Final answer
    x = 165,175.57

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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.