Home / 166,079.68-229,124.64-105,634.24

Finding the Fourth Proportional to 166,079.68, 229,124.64 and 105,634.24

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Solution

The fourth proportional to 166,079.68, 229,124.64 and 105,634.24 is: 145,733.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,079.68 : 229,124.64 = 105,634.24 : x
  2. Step 2: Convert to fraction form
    166,079.68/229,124.64 = 105,634.24/x
  3. Step 3: Cross multiply
    166,079.68x = 229,124.64 × 105,634.24
  4. Step 4: Simplify right side
    166,079.68x = 24,203,407,211.67
  5. Step 5: Solve for x
    x = 24,203,407,211.67/166,079.68
  6. Step 6: Final answer
    x = 145,733.71

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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.