Home / 146,316.71-201,933.45-82,658.61

Finding the Fourth Proportional to 146,316.71, 201,933.45 and 82,658.61

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Solution

The fourth proportional to 146,316.71, 201,933.45 and 82,658.61 is: 114,078.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,316.71 : 201,933.45 = 82,658.61 : x
  2. Step 2: Convert to fraction form
    146,316.71/201,933.45 = 82,658.61/x
  3. Step 3: Cross multiply
    146,316.71x = 201,933.45 × 82,658.61
  4. Step 4: Simplify right side
    146,316.71x = 16,691,538,289.50
  5. Step 5: Solve for x
    x = 16,691,538,289.50/146,316.71
  6. Step 6: Final answer
    x = 114,078.14

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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.