Home / 179,476.08-247,678.65-98,906.49

Finding the Fourth Proportional to 179,476.08, 247,678.65 and 98,906.49

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Solution

The fourth proportional to 179,476.08, 247,678.65 and 98,906.49 is: 136,491.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,476.08 : 247,678.65 = 98,906.49 : x
  2. Step 2: Convert to fraction form
    179,476.08/247,678.65 = 98,906.49/x
  3. Step 3: Cross multiply
    179,476.08x = 247,678.65 × 98,906.49
  4. Step 4: Simplify right side
    179,476.08x = 24,497,025,919.44
  5. Step 5: Solve for x
    x = 24,497,025,919.44/179,476.08
  6. Step 6: Final answer
    x = 136,491.87

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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.