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Finding the Fourth Proportional to 265,924.37, 366,976.83 and 145,065.28

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Solution

The fourth proportional to 265,924.37, 366,976.83 and 145,065.28 is: 200,190.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,924.37 : 366,976.83 = 145,065.28 : x
  2. Step 2: Convert to fraction form
    265,924.37/366,976.83 = 145,065.28/x
  3. Step 3: Cross multiply
    265,924.37x = 366,976.83 × 145,065.28
  4. Step 4: Simplify right side
    265,924.37x = 53,235,596,597.46
  5. Step 5: Solve for x
    x = 53,235,596,597.46/265,924.37
  6. Step 6: Final answer
    x = 200,190.74

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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.