Home / 253,749.41-350,185.58-140,564.87

Finding the Fourth Proportional to 253,749.41, 350,185.58 and 140,564.87

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Solution

The fourth proportional to 253,749.41, 350,185.58 and 140,564.87 is: 193,985.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,749.41 : 350,185.58 = 140,564.87 : x
  2. Step 2: Convert to fraction form
    253,749.41/350,185.58 = 140,564.87/x
  3. Step 3: Cross multiply
    253,749.41x = 350,185.58 × 140,564.87
  4. Step 4: Simplify right side
    253,749.41x = 49,223,790,528.57
  5. Step 5: Solve for x
    x = 49,223,790,528.57/253,749.41
  6. Step 6: Final answer
    x = 193,985.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.