Home / 131,499.64-197,107.98-56,655.04

Finding the Fourth Proportional to 131,499.64, 197,107.98 and 56,655.04

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Solution

The fourth proportional to 131,499.64, 197,107.98 and 56,655.04 is: 84,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,499.64 : 197,107.98 = 56,655.04 : x
  2. Step 2: Convert to fraction form
    131,499.64/197,107.98 = 56,655.04/x
  3. Step 3: Cross multiply
    131,499.64x = 197,107.98 × 56,655.04
  4. Step 4: Simplify right side
    131,499.64x = 11,167,160,491.22
  5. Step 5: Solve for x
    x = 11,167,160,491.22/131,499.64
  6. Step 6: Final answer
    x = 84,921.61

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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.