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Finding the Fourth Proportional to 270,952.54, 373,838.34 and 162,043.72

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Solution

The fourth proportional to 270,952.54, 373,838.34 and 162,043.72 is: 223,574.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,952.54 : 373,838.34 = 162,043.72 : x
  2. Step 2: Convert to fraction form
    270,952.54/373,838.34 = 162,043.72/x
  3. Step 3: Cross multiply
    270,952.54x = 373,838.34 × 162,043.72
  4. Step 4: Simplify right side
    270,952.54x = 60,578,155,292.22
  5. Step 5: Solve for x
    x = 60,578,155,292.22/270,952.54
  6. Step 6: Final answer
    x = 223,574.78

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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.