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Finding the Fourth Proportional to 302,037.32, 416,822.20 and 166,081.62

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Solution

The fourth proportional to 302,037.32, 416,822.20 and 166,081.62 is: 229,198.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,037.32 : 416,822.20 = 166,081.62 : x
  2. Step 2: Convert to fraction form
    302,037.32/416,822.20 = 166,081.62/x
  3. Step 3: Cross multiply
    302,037.32x = 416,822.20 × 166,081.62
  4. Step 4: Simplify right side
    302,037.32x = 69,226,506,227.96
  5. Step 5: Solve for x
    x = 69,226,506,227.96/302,037.32
  6. Step 6: Final answer
    x = 229,198.52

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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.