Home / 171,936.85-257,941.63-52,002.75

Finding the Fourth Proportional to 171,936.85, 257,941.63 and 52,002.75

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Solution

The fourth proportional to 171,936.85, 257,941.63 and 52,002.75 is: 78,015.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,936.85 : 257,941.63 = 52,002.75 : x
  2. Step 2: Convert to fraction form
    171,936.85/257,941.63 = 52,002.75/x
  3. Step 3: Cross multiply
    171,936.85x = 257,941.63 × 52,002.75
  4. Step 4: Simplify right side
    171,936.85x = 13,413,674,099.48
  5. Step 5: Solve for x
    x = 13,413,674,099.48/171,936.85
  6. Step 6: Final answer
    x = 78,015.12

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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.