Home / 179,867.72-248,225.49-103,411.62

Finding the Fourth Proportional to 179,867.72, 248,225.49 and 103,411.62

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Solution

The fourth proportional to 179,867.72, 248,225.49 and 103,411.62 is: 142,712.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,867.72 : 248,225.49 = 103,411.62 : x
  2. Step 2: Convert to fraction form
    179,867.72/248,225.49 = 103,411.62/x
  3. Step 3: Cross multiply
    179,867.72x = 248,225.49 × 103,411.62
  4. Step 4: Simplify right side
    179,867.72x = 25,669,400,046.19
  5. Step 5: Solve for x
    x = 25,669,400,046.19/179,867.72
  6. Step 6: Final answer
    x = 142,712.65

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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.