Home / 131,741.07-197,648.58-52,910.64

Finding the Fourth Proportional to 131,741.07, 197,648.58 and 52,910.64

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Solution

The fourth proportional to 131,741.07, 197,648.58 and 52,910.64 is: 79,380.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,741.07 : 197,648.58 = 52,910.64 : x
  2. Step 2: Convert to fraction form
    131,741.07/197,648.58 = 52,910.64/x
  3. Step 3: Cross multiply
    131,741.07x = 197,648.58 × 52,910.64
  4. Step 4: Simplify right side
    131,741.07x = 10,457,712,862.89
  5. Step 5: Solve for x
    x = 10,457,712,862.89/131,741.07
  6. Step 6: Final answer
    x = 79,380.81

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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.