Home / 131,617.66-197,447.13-56,759.08

Finding the Fourth Proportional to 131,617.66, 197,447.13 and 56,759.08

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Solution

The fourth proportional to 131,617.66, 197,447.13 and 56,759.08 is: 85,147.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,617.66 : 197,447.13 = 56,759.08 : x
  2. Step 2: Convert to fraction form
    131,617.66/197,447.13 = 56,759.08/x
  3. Step 3: Cross multiply
    131,617.66x = 197,447.13 × 56,759.08
  4. Step 4: Simplify right side
    131,617.66x = 11,206,916,953.82
  5. Step 5: Solve for x
    x = 11,206,916,953.82/131,617.66
  6. Step 6: Final answer
    x = 85,147.52

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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.