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Finding the Fourth Proportional to 265,935.60, 366,964.20 and 163,944.72

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Solution

The fourth proportional to 265,935.60, 366,964.20 and 163,944.72 is: 226,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,935.60 : 366,964.20 = 163,944.72 : x
  2. Step 2: Convert to fraction form
    265,935.60/366,964.20 = 163,944.72/x
  3. Step 3: Cross multiply
    265,935.60x = 366,964.20 × 163,944.72
  4. Step 4: Simplify right side
    265,935.60x = 60,161,843,019.02
  5. Step 5: Solve for x
    x = 60,161,843,019.02/265,935.60
  6. Step 6: Final answer
    x = 226,227.11

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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.