Home / 120,303.38-166,060.18-69,336.44

Finding the Fourth Proportional to 120,303.38, 166,060.18 and 69,336.44

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Solution

The fourth proportional to 120,303.38, 166,060.18 and 69,336.44 is: 95,708.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,303.38 : 166,060.18 = 69,336.44 : x
  2. Step 2: Convert to fraction form
    120,303.38/166,060.18 = 69,336.44/x
  3. Step 3: Cross multiply
    120,303.38x = 166,060.18 × 69,336.44
  4. Step 4: Simplify right side
    120,303.38x = 11,514,021,706.96
  5. Step 5: Solve for x
    x = 11,514,021,706.96/120,303.38
  6. Step 6: Final answer
    x = 95,708.21

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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.