Home / 166,128.42-229,255.92-94,508.40

Finding the Fourth Proportional to 166,128.42, 229,255.92 and 94,508.40

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Solution

The fourth proportional to 166,128.42, 229,255.92 and 94,508.40 is: 130,420.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,128.42 : 229,255.92 = 94,508.40 : x
  2. Step 2: Convert to fraction form
    166,128.42/229,255.92 = 94,508.40/x
  3. Step 3: Cross multiply
    166,128.42x = 229,255.92 × 94,508.40
  4. Step 4: Simplify right side
    166,128.42x = 21,666,610,189.73
  5. Step 5: Solve for x
    x = 21,666,610,189.73/166,128.42
  6. Step 6: Final answer
    x = 130,420.85

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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.