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Finding the Fourth Proportional to 162,274.96, 223,923.12 and 93,362.56

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Solution

The fourth proportional to 162,274.96, 223,923.12 and 93,362.56 is: 128,830.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,274.96 : 223,923.12 = 93,362.56 : x
  2. Step 2: Convert to fraction form
    162,274.96/223,923.12 = 93,362.56/x
  3. Step 3: Cross multiply
    162,274.96x = 223,923.12 × 93,362.56
  4. Step 4: Simplify right side
    162,274.96x = 20,906,035,726.39
  5. Step 5: Solve for x
    x = 20,906,035,726.39/162,274.96
  6. Step 6: Final answer
    x = 128,830.94

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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.