Home / 131,276.48-196,957.92-52,347.20

Finding the Fourth Proportional to 131,276.48, 196,957.92 and 52,347.20

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Solution

The fourth proportional to 131,276.48, 196,957.92 and 52,347.20 is: 78,538.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,276.48 : 196,957.92 = 52,347.20 : x
  2. Step 2: Convert to fraction form
    131,276.48/196,957.92 = 52,347.20/x
  3. Step 3: Cross multiply
    131,276.48x = 196,957.92 × 52,347.20
  4. Step 4: Simplify right side
    131,276.48x = 10,310,195,629.82
  5. Step 5: Solve for x
    x = 10,310,195,629.82/131,276.48
  6. Step 6: Final answer
    x = 78,538.03

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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.