Home / 179,030.78-247,057.54-98,458.30

Finding the Fourth Proportional to 179,030.78, 247,057.54 and 98,458.30

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Solution

The fourth proportional to 179,030.78, 247,057.54 and 98,458.30 is: 135,869.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,030.78 : 247,057.54 = 98,458.30 : x
  2. Step 2: Convert to fraction form
    179,030.78/247,057.54 = 98,458.30/x
  3. Step 3: Cross multiply
    179,030.78x = 247,057.54 × 98,458.30
  4. Step 4: Simplify right side
    179,030.78x = 24,324,865,390.58
  5. Step 5: Solve for x
    x = 24,324,865,390.58/179,030.78
  6. Step 6: Final answer
    x = 135,869.74

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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.