Home / 215,940.24-298,010.88-119,143.62

Finding the Fourth Proportional to 215,940.24, 298,010.88 and 119,143.62

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Solution

The fourth proportional to 215,940.24, 298,010.88 and 119,143.62 is: 164,425.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,940.24 : 298,010.88 = 119,143.62 : x
  2. Step 2: Convert to fraction form
    215,940.24/298,010.88 = 119,143.62/x
  3. Step 3: Cross multiply
    215,940.24x = 298,010.88 × 119,143.62
  4. Step 4: Simplify right side
    215,940.24x = 35,506,095,042.59
  5. Step 5: Solve for x
    x = 35,506,095,042.59/215,940.24
  6. Step 6: Final answer
    x = 164,425.56

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1.5x scale

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.