Home / 179,492.40-247,695.77-98,917.85

Finding the Fourth Proportional to 179,492.40, 247,695.77 and 98,917.85

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Solution

The fourth proportional to 179,492.40, 247,695.77 and 98,917.85 is: 136,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,492.40 : 247,695.77 = 98,917.85 : x
  2. Step 2: Convert to fraction form
    179,492.40/247,695.77 = 98,917.85/x
  3. Step 3: Cross multiply
    179,492.40x = 247,695.77 × 98,917.85
  4. Step 4: Simplify right side
    179,492.40x = 24,501,531,289.43
  5. Step 5: Solve for x
    x = 24,501,531,289.43/179,492.40
  6. Step 6: Final answer
    x = 136,504.56

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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.