Home / 179,031.15-247,058.06-98,458.68

Finding the Fourth Proportional to 179,031.15, 247,058.06 and 98,458.68

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Solution

The fourth proportional to 179,031.15, 247,058.06 and 98,458.68 is: 135,870.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,031.15 : 247,058.06 = 98,458.68 : x
  2. Step 2: Convert to fraction form
    179,031.15/247,058.06 = 98,458.68/x
  3. Step 3: Cross multiply
    179,031.15x = 247,058.06 × 98,458.68
  4. Step 4: Simplify right side
    179,031.15x = 24,325,010,470.96
  5. Step 5: Solve for x
    x = 24,325,010,470.96/179,031.15
  6. Step 6: Final answer
    x = 135,870.27

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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.