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Finding the Fourth Proportional to 220,462.08, 304,236 and 119,860.80

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Solution

The fourth proportional to 220,462.08, 304,236 and 119,860.80 is: 165,407.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,462.08 : 304,236 = 119,860.80 : x
  2. Step 2: Convert to fraction form
    220,462.08/304,236 = 119,860.80/x
  3. Step 3: Cross multiply
    220,462.08x = 304,236 × 119,860.80
  4. Step 4: Simplify right side
    220,462.08x = 36,465,970,348.80
  5. Step 5: Solve for x
    x = 36,465,970,348.80/220,462.08
  6. Step 6: Final answer
    x = 165,407.00

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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.