Home / 131,783.00-197,672.73-31,944.06

Finding the Fourth Proportional to 131,783.00, 197,672.73 and 31,944.06

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Solution

The fourth proportional to 131,783.00, 197,672.73 and 31,944.06 is: 47,915.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,783.00 : 197,672.73 = 31,944.06 : x
  2. Step 2: Convert to fraction form
    131,783.00/197,672.73 = 31,944.06/x
  3. Step 3: Cross multiply
    131,783.00x = 197,672.73 × 31,944.06
  4. Step 4: Simplify right side
    131,783.00x = 6,314,469,547.48
  5. Step 5: Solve for x
    x = 6,314,469,547.48/131,783.00
  6. Step 6: Final answer
    x = 47,915.66

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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.