Home / 179,572.92-247,626.42-118,335.12

Finding the Fourth Proportional to 179,572.92, 247,626.42 and 118,335.12

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Solution

The fourth proportional to 179,572.92, 247,626.42 and 118,335.12 is: 163,181.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,572.92 : 247,626.42 = 118,335.12 : x
  2. Step 2: Convert to fraction form
    179,572.92/247,626.42 = 118,335.12/x
  3. Step 3: Cross multiply
    179,572.92x = 247,626.42 × 118,335.12
  4. Step 4: Simplify right side
    179,572.92x = 29,302,902,125.87
  5. Step 5: Solve for x
    x = 29,302,902,125.87/179,572.92
  6. Step 6: Final answer
    x = 163,181.07

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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.