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Finding the Fourth Proportional to 192,448.96, 265,568.83 and 106,402.96

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Solution

The fourth proportional to 192,448.96, 265,568.83 and 106,402.96 is: 146,830.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,448.96 : 265,568.83 = 106,402.96 : x
  2. Step 2: Convert to fraction form
    192,448.96/265,568.83 = 106,402.96/x
  3. Step 3: Cross multiply
    192,448.96x = 265,568.83 × 106,402.96
  4. Step 4: Simplify right side
    192,448.96x = 28,257,309,595.74
  5. Step 5: Solve for x
    x = 28,257,309,595.74/192,448.96
  6. Step 6: Final answer
    x = 146,830.15

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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.