Home / 166,339.45-250,631.44-137,405.17

Finding the Fourth Proportional to 166,339.45, 250,631.44 and 137,405.17

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Solution

The fourth proportional to 166,339.45, 250,631.44 and 137,405.17 is: 207,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,339.45 : 250,631.44 = 137,405.17 : x
  2. Step 2: Convert to fraction form
    166,339.45/250,631.44 = 137,405.17/x
  3. Step 3: Cross multiply
    166,339.45x = 250,631.44 × 137,405.17
  4. Step 4: Simplify right side
    166,339.45x = 34,438,053,680.36
  5. Step 5: Solve for x
    x = 34,438,053,680.36/166,339.45
  6. Step 6: Final answer
    x = 207,034.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.