Home / 179,327.52-247,512.51-136,425.87

Finding the Fourth Proportional to 179,327.52, 247,512.51 and 136,425.87

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Solution

The fourth proportional to 179,327.52, 247,512.51 and 136,425.87 is: 188,298.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,327.52 : 247,512.51 = 136,425.87 : x
  2. Step 2: Convert to fraction form
    179,327.52/247,512.51 = 136,425.87/x
  3. Step 3: Cross multiply
    179,327.52x = 247,512.51 × 136,425.87
  4. Step 4: Simplify right side
    179,327.52x = 33,767,109,512.63
  5. Step 5: Solve for x
    x = 33,767,109,512.63/179,327.52
  6. Step 6: Final answer
    x = 188,298.54

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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.