Home / 131,265.74-196,908.98-64,669.55

Finding the Fourth Proportional to 131,265.74, 196,908.98 and 64,669.55

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Solution

The fourth proportional to 131,265.74, 196,908.98 and 64,669.55 is: 97,009.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,265.74 : 196,908.98 = 64,669.55 : x
  2. Step 2: Convert to fraction form
    131,265.74/196,908.98 = 64,669.55/x
  3. Step 3: Cross multiply
    131,265.74x = 196,908.98 × 64,669.55
  4. Step 4: Simplify right side
    131,265.74x = 12,734,013,819.67
  5. Step 5: Solve for x
    x = 12,734,013,819.67/131,265.74
  6. Step 6: Final answer
    x = 97,009.42

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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.