Home / 166,158.34-229,298.45-90,706.84

Finding the Fourth Proportional to 166,158.34, 229,298.45 and 90,706.84

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Solution

The fourth proportional to 166,158.34, 229,298.45 and 90,706.84 is: 125,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,158.34 : 229,298.45 = 90,706.84 : x
  2. Step 2: Convert to fraction form
    166,158.34/229,298.45 = 90,706.84/x
  3. Step 3: Cross multiply
    166,158.34x = 229,298.45 × 90,706.84
  4. Step 4: Simplify right side
    166,158.34x = 20,798,936,789.62
  5. Step 5: Solve for x
    x = 20,798,936,789.62/166,158.34
  6. Step 6: Final answer
    x = 125,175.40

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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.