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Finding the Fourth Proportional to 222,652.76, 307,555.26 and 165,965.72

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Solution

The fourth proportional to 222,652.76, 307,555.26 and 165,965.72 is: 229,252.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,652.76 : 307,555.26 = 165,965.72 : x
  2. Step 2: Convert to fraction form
    222,652.76/307,555.26 = 165,965.72/x
  3. Step 3: Cross multiply
    222,652.76x = 307,555.26 × 165,965.72
  4. Step 4: Simplify right side
    222,652.76x = 51,043,630,165.69
  5. Step 5: Solve for x
    x = 51,043,630,165.69/222,652.76
  6. Step 6: Final answer
    x = 229,252.18

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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.