Home / 131,568.78-197,322.98-36,805.67

Finding the Fourth Proportional to 131,568.78, 197,322.98 and 36,805.67

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Solution

The fourth proportional to 131,568.78, 197,322.98 and 36,805.67 is: 55,200.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,568.78 : 197,322.98 = 36,805.67 : x
  2. Step 2: Convert to fraction form
    131,568.78/197,322.98 = 36,805.67/x
  3. Step 3: Cross multiply
    131,568.78x = 197,322.98 × 36,805.67
  4. Step 4: Simplify right side
    131,568.78x = 7,262,604,301.27
  5. Step 5: Solve for x
    x = 7,262,604,301.27/131,568.78
  6. Step 6: Final answer
    x = 55,200.06

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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.