Home / 131,806.90-197,657.55-48,682.42

Finding the Fourth Proportional to 131,806.90, 197,657.55 and 48,682.42

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Solution

The fourth proportional to 131,806.90, 197,657.55 and 48,682.42 is: 73,004.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,806.90 : 197,657.55 = 48,682.42 : x
  2. Step 2: Convert to fraction form
    131,806.90/197,657.55 = 48,682.42/x
  3. Step 3: Cross multiply
    131,806.90x = 197,657.55 × 48,682.42
  4. Step 4: Simplify right side
    131,806.90x = 9,622,447,865.27
  5. Step 5: Solve for x
    x = 9,622,447,865.27/131,806.90
  6. Step 6: Final answer
    x = 73,004.13

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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.