Home / 215,204.24-296,980.46-118,414.00

Finding the Fourth Proportional to 215,204.24, 296,980.46 and 118,414.00

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Solution

The fourth proportional to 215,204.24, 296,980.46 and 118,414.00 is: 163,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,204.24 : 296,980.46 = 118,414.00 : x
  2. Step 2: Convert to fraction form
    215,204.24/296,980.46 = 118,414.00/x
  3. Step 3: Cross multiply
    215,204.24x = 296,980.46 × 118,414.00
  4. Step 4: Simplify right side
    215,204.24x = 35,166,644,413.65
  5. Step 5: Solve for x
    x = 35,166,644,413.65/215,204.24
  6. Step 6: Final answer
    x = 163,410.55

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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.