Home / 64,949.50-97,142.80-38,231.82

Finding the Fourth Proportional to 64,949.50, 97,142.80 and 38,231.82

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Solution

The fourth proportional to 64,949.50, 97,142.80 and 38,231.82 is: 57,182.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,949.50 : 97,142.80 = 38,231.82 : x
  2. Step 2: Convert to fraction form
    64,949.50/97,142.80 = 38,231.82/x
  3. Step 3: Cross multiply
    64,949.50x = 97,142.80 × 38,231.82
  4. Step 4: Simplify right side
    64,949.50x = 3,713,946,043.90
  5. Step 5: Solve for x
    x = 3,713,946,043.90/64,949.50
  6. Step 6: Final answer
    x = 57,182.06

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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.