Home / 166,163.58-229,332.06-105,671.16

Finding the Fourth Proportional to 166,163.58, 229,332.06 and 105,671.16

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Solution

The fourth proportional to 166,163.58, 229,332.06 and 105,671.16 is: 145,842.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,163.58 : 229,332.06 = 105,671.16 : x
  2. Step 2: Convert to fraction form
    166,163.58/229,332.06 = 105,671.16/x
  3. Step 3: Cross multiply
    166,163.58x = 229,332.06 × 105,671.16
  4. Step 4: Simplify right side
    166,163.58x = 24,233,784,805.39
  5. Step 5: Solve for x
    x = 24,233,784,805.39/166,163.58
  6. Step 6: Final answer
    x = 145,842.94

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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.