Home / 166,275.48-229,392.23-122,772.30

Finding the Fourth Proportional to 166,275.48, 229,392.23 and 122,772.30

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Solution

The fourth proportional to 166,275.48, 229,392.23 and 122,772.30 is: 169,375.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,275.48 : 229,392.23 = 122,772.30 : x
  2. Step 2: Convert to fraction form
    166,275.48/229,392.23 = 122,772.30/x
  3. Step 3: Cross multiply
    166,275.48x = 229,392.23 × 122,772.30
  4. Step 4: Simplify right side
    166,275.48x = 28,163,011,679.23
  5. Step 5: Solve for x
    x = 28,163,011,679.23/166,275.48
  6. Step 6: Final answer
    x = 169,375.61

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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.