Home / 166,332.38-229,538.88-90,880.88

Finding the Fourth Proportional to 166,332.38, 229,538.88 and 90,880.88

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Solution

The fourth proportional to 166,332.38, 229,538.88 and 90,880.88 is: 125,415.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,332.38 : 229,538.88 = 90,880.88 : x
  2. Step 2: Convert to fraction form
    166,332.38/229,538.88 = 90,880.88/x
  3. Step 3: Cross multiply
    166,332.38x = 229,538.88 × 90,880.88
  4. Step 4: Simplify right side
    166,332.38x = 20,860,694,260.92
  5. Step 5: Solve for x
    x = 20,860,694,260.92/166,332.38
  6. Step 6: Final answer
    x = 125,415.72

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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.