Home / 179,155.45-247,336.49-118,807.56

Finding the Fourth Proportional to 179,155.45, 247,336.49 and 118,807.56

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Solution

The fourth proportional to 179,155.45, 247,336.49 and 118,807.56 is: 164,022.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,155.45 : 247,336.49 = 118,807.56 : x
  2. Step 2: Convert to fraction form
    179,155.45/247,336.49 = 118,807.56/x
  3. Step 3: Cross multiply
    179,155.45x = 247,336.49 × 118,807.56
  4. Step 4: Simplify right side
    179,155.45x = 29,385,445,333.54
  5. Step 5: Solve for x
    x = 29,385,445,333.54/179,155.45
  6. Step 6: Final answer
    x = 164,022.06

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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.