Home / 132,025.14-197,939.30-79,422.32

Finding the Fourth Proportional to 132,025.14, 197,939.30 and 79,422.32

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Solution

The fourth proportional to 132,025.14, 197,939.30 and 79,422.32 is: 119,074.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,025.14 : 197,939.30 = 79,422.32 : x
  2. Step 2: Convert to fraction form
    132,025.14/197,939.30 = 79,422.32/x
  3. Step 3: Cross multiply
    132,025.14x = 197,939.30 × 79,422.32
  4. Step 4: Simplify right side
    132,025.14x = 15,720,798,522.91
  5. Step 5: Solve for x
    x = 15,720,798,522.91/132,025.14
  6. Step 6: Final answer
    x = 119,074.28

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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.