Home / 131,201.47-196,801.45-56,273.03

Finding the Fourth Proportional to 131,201.47, 196,801.45 and 56,273.03

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Solution

The fourth proportional to 131,201.47, 196,801.45 and 56,273.03 is: 84,409.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,201.47 : 196,801.45 = 56,273.03 : x
  2. Step 2: Convert to fraction form
    131,201.47/196,801.45 = 56,273.03/x
  3. Step 3: Cross multiply
    131,201.47x = 196,801.45 × 56,273.03
  4. Step 4: Simplify right side
    131,201.47x = 11,074,613,513.21
  5. Step 5: Solve for x
    x = 11,074,613,513.21/131,201.47
  6. Step 6: Final answer
    x = 84,409.22

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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.