Home / 131,719.41-197,579.13-61,647.93

Finding the Fourth Proportional to 131,719.41, 197,579.13 and 61,647.93

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Solution

The fourth proportional to 131,719.41, 197,579.13 and 61,647.93 is: 92,471.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,719.41 : 197,579.13 = 61,647.93 : x
  2. Step 2: Convert to fraction form
    131,719.41/197,579.13 = 61,647.93/x
  3. Step 3: Cross multiply
    131,719.41x = 197,579.13 × 61,647.93
  4. Step 4: Simplify right side
    131,719.41x = 12,180,344,375.70
  5. Step 5: Solve for x
    x = 12,180,344,375.70/131,719.41
  6. Step 6: Final answer
    x = 92,471.90

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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.