Home / 192,449.34-265,569.32-106,403.31

Finding the Fourth Proportional to 192,449.34, 265,569.32 and 106,403.31

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Solution

The fourth proportional to 192,449.34, 265,569.32 and 106,403.31 is: 146,830.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,449.34 : 265,569.32 = 106,403.31 : x
  2. Step 2: Convert to fraction form
    192,449.34/265,569.32 = 106,403.31/x
  3. Step 3: Cross multiply
    192,449.34x = 265,569.32 × 106,403.31
  4. Step 4: Simplify right side
    192,449.34x = 28,257,454,948.46
  5. Step 5: Solve for x
    x = 28,257,454,948.46/192,449.34
  6. Step 6: Final answer
    x = 146,830.61

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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.