Home / 179,680.41-247,954.62-99,106.21

Finding the Fourth Proportional to 179,680.41, 247,954.62 and 99,106.21

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Solution

The fourth proportional to 179,680.41, 247,954.62 and 99,106.21 is: 136,764.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,680.41 : 247,954.62 = 99,106.21 : x
  2. Step 2: Convert to fraction form
    179,680.41/247,954.62 = 99,106.21/x
  3. Step 3: Cross multiply
    179,680.41x = 247,954.62 × 99,106.21
  4. Step 4: Simplify right side
    179,680.41x = 24,573,841,772.07
  5. Step 5: Solve for x
    x = 24,573,841,772.07/179,680.41
  6. Step 6: Final answer
    x = 136,764.17

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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.