Home / 166,373.46-229,595.45-90,921.96

Finding the Fourth Proportional to 166,373.46, 229,595.45 and 90,921.96

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Solution

The fourth proportional to 166,373.46, 229,595.45 and 90,921.96 is: 125,472.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,373.46 : 229,595.45 = 90,921.96 : x
  2. Step 2: Convert to fraction form
    166,373.46/229,595.45 = 90,921.96/x
  3. Step 3: Cross multiply
    166,373.46x = 229,595.45 × 90,921.96
  4. Step 4: Simplify right side
    166,373.46x = 20,875,267,866.47
  5. Step 5: Solve for x
    x = 20,875,267,866.47/166,373.46
  6. Step 6: Final answer
    x = 125,472.34

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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.