Home / 265,464.41-397,976.15-105,441.62

Finding the Fourth Proportional to 265,464.41, 397,976.15 and 105,441.62

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Solution

The fourth proportional to 265,464.41, 397,976.15 and 105,441.62 is: 158,074.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,464.41 : 397,976.15 = 105,441.62 : x
  2. Step 2: Convert to fraction form
    265,464.41/397,976.15 = 105,441.62/x
  3. Step 3: Cross multiply
    265,464.41x = 397,976.15 × 105,441.62
  4. Step 4: Simplify right side
    265,464.41x = 41,963,248,251.09
  5. Step 5: Solve for x
    x = 41,963,248,251.09/265,464.41
  6. Step 6: Final answer
    x = 158,074.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.