Home / 179,493.36-247,665.76-136,461.70

Finding the Fourth Proportional to 179,493.36, 247,665.76 and 136,461.70

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Solution

The fourth proportional to 179,493.36, 247,665.76 and 136,461.70 is: 188,290.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,493.36 : 247,665.76 = 136,461.70 : x
  2. Step 2: Convert to fraction form
    179,493.36/247,665.76 = 136,461.70/x
  3. Step 3: Cross multiply
    179,493.36x = 247,665.76 × 136,461.70
  4. Step 4: Simplify right side
    179,493.36x = 33,796,890,641.39
  5. Step 5: Solve for x
    x = 33,796,890,641.39/179,493.36
  6. Step 6: Final answer
    x = 188,290.48

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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.