Home / 118,645.02-177,976.98-34,406.64

Finding the Fourth Proportional to 118,645.02, 177,976.98 and 34,406.64

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Solution

The fourth proportional to 118,645.02, 177,976.98 and 34,406.64 is: 51,612.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,645.02 : 177,976.98 = 34,406.64 : x
  2. Step 2: Convert to fraction form
    118,645.02/177,976.98 = 34,406.64/x
  3. Step 3: Cross multiply
    118,645.02x = 177,976.98 × 34,406.64
  4. Step 4: Simplify right side
    118,645.02x = 6,123,589,879.15
  5. Step 5: Solve for x
    x = 6,123,589,879.15/118,645.02
  6. Step 6: Final answer
    x = 51,612.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.