Home / 131,922.18-197,914.32-43,175.34

Finding the Fourth Proportional to 131,922.18, 197,914.32 and 43,175.34

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Solution

The fourth proportional to 131,922.18, 197,914.32 and 43,175.34 is: 64,773.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,922.18 : 197,914.32 = 43,175.34 : x
  2. Step 2: Convert to fraction form
    131,922.18/197,914.32 = 43,175.34/x
  3. Step 3: Cross multiply
    131,922.18x = 197,914.32 × 43,175.34
  4. Step 4: Simplify right side
    131,922.18x = 8,545,018,056.87
  5. Step 5: Solve for x
    x = 8,545,018,056.87/131,922.18
  6. Step 6: Final answer
    x = 64,773.17

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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.