Home / 131,860.72-197,803.24-43,114.68

Finding the Fourth Proportional to 131,860.72, 197,803.24 and 43,114.68

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Solution

The fourth proportional to 131,860.72, 197,803.24 and 43,114.68 is: 64,676.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,860.72 : 197,803.24 = 43,114.68 : x
  2. Step 2: Convert to fraction form
    131,860.72/197,803.24 = 43,114.68/x
  3. Step 3: Cross multiply
    131,860.72x = 197,803.24 × 43,114.68
  4. Step 4: Simplify right side
    131,860.72x = 8,528,223,395.56
  5. Step 5: Solve for x
    x = 8,528,223,395.56/131,860.72
  6. Step 6: Final answer
    x = 64,676.00

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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.