Home / 196,424.29-271,065.57-107,000.29

Finding the Fourth Proportional to 196,424.29, 271,065.57 and 107,000.29

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Solution

The fourth proportional to 196,424.29, 271,065.57 and 107,000.29 is: 147,660.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,424.29 : 271,065.57 = 107,000.29 : x
  2. Step 2: Convert to fraction form
    196,424.29/271,065.57 = 107,000.29/x
  3. Step 3: Cross multiply
    196,424.29x = 271,065.57 × 107,000.29
  4. Step 4: Simplify right side
    196,424.29x = 29,004,094,064.01
  5. Step 5: Solve for x
    x = 29,004,094,064.01/196,424.29
  6. Step 6: Final answer
    x = 147,660.42

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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.