Home / 131,622.54-197,434.16-42,882.97

Finding the Fourth Proportional to 131,622.54, 197,434.16 and 42,882.97

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Solution

The fourth proportional to 131,622.54, 197,434.16 and 42,882.97 is: 64,324.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,622.54 : 197,434.16 = 42,882.97 : x
  2. Step 2: Convert to fraction form
    131,622.54/197,434.16 = 42,882.97/x
  3. Step 3: Cross multiply
    131,622.54x = 197,434.16 × 42,882.97
  4. Step 4: Simplify right side
    131,622.54x = 8,466,562,983.26
  5. Step 5: Solve for x
    x = 8,466,562,983.26/131,622.54
  6. Step 6: Final answer
    x = 64,324.57

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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.