Home / 192,403.28-265,518.20-106,360.88

Finding the Fourth Proportional to 192,403.28, 265,518.20 and 106,360.88

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Solution

The fourth proportional to 192,403.28, 265,518.20 and 106,360.88 is: 146,778.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,403.28 : 265,518.20 = 106,360.88 : x
  2. Step 2: Convert to fraction form
    192,403.28/265,518.20 = 106,360.88/x
  3. Step 3: Cross multiply
    192,403.28x = 265,518.20 × 106,360.88
  4. Step 4: Simplify right side
    192,403.28x = 28,240,748,346.33
  5. Step 5: Solve for x
    x = 28,240,748,346.33/192,403.28
  6. Step 6: Final answer
    x = 146,778.93

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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.