Home / 131,767.14-197,485.17-56,799.54

Finding the Fourth Proportional to 131,767.14, 197,485.17 and 56,799.54

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Solution

The fourth proportional to 131,767.14, 197,485.17 and 56,799.54 is: 85,127.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,767.14 : 197,485.17 = 56,799.54 : x
  2. Step 2: Convert to fraction form
    131,767.14/197,485.17 = 56,799.54/x
  3. Step 3: Cross multiply
    131,767.14x = 197,485.17 × 56,799.54
  4. Step 4: Simplify right side
    131,767.14x = 11,217,066,812.82
  5. Step 5: Solve for x
    x = 11,217,066,812.82/131,767.14
  6. Step 6: Final answer
    x = 85,127.95

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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.