Home / 302,146.30-416,972.08-166,190.76

Finding the Fourth Proportional to 302,146.30, 416,972.08 and 166,190.76

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Solution

The fourth proportional to 302,146.30, 416,972.08 and 166,190.76 is: 229,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,146.30 : 416,972.08 = 166,190.76 : x
  2. Step 2: Convert to fraction form
    302,146.30/416,972.08 = 166,190.76/x
  3. Step 3: Cross multiply
    302,146.30x = 416,972.08 × 166,190.76
  4. Step 4: Simplify right side
    302,146.30x = 69,296,906,873.98
  5. Step 5: Solve for x
    x = 69,296,906,873.98/302,146.30
  6. Step 6: Final answer
    x = 229,348.85

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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.