Home / 131,736.29-197,614.43-51,735.66

Finding the Fourth Proportional to 131,736.29, 197,614.43 and 51,735.66

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Solution

The fourth proportional to 131,736.29, 197,614.43 and 51,735.66 is: 77,607.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,736.29 : 197,614.43 = 51,735.66 : x
  2. Step 2: Convert to fraction form
    131,736.29/197,614.43 = 51,735.66/x
  3. Step 3: Cross multiply
    131,736.29x = 197,614.43 × 51,735.66
  4. Step 4: Simplify right side
    131,736.29x = 10,223,712,961.57
  5. Step 5: Solve for x
    x = 10,223,712,961.57/131,736.29
  6. Step 6: Final answer
    x = 77,607.42

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1.5x scale

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.