Home / 131,729.23-197,594.33-31,889.24

Finding the Fourth Proportional to 131,729.23, 197,594.33 and 31,889.24

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Solution

The fourth proportional to 131,729.23, 197,594.33 and 31,889.24 is: 47,833.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,729.23 : 197,594.33 = 31,889.24 : x
  2. Step 2: Convert to fraction form
    131,729.23/197,594.33 = 31,889.24/x
  3. Step 3: Cross multiply
    131,729.23x = 197,594.33 × 31,889.24
  4. Step 4: Simplify right side
    131,729.23x = 6,301,131,864.59
  5. Step 5: Solve for x
    x = 6,301,131,864.59/131,729.23
  6. Step 6: Final answer
    x = 47,833.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.