Home / 171,835.41-257,941.67-136,523.72

Finding the Fourth Proportional to 171,835.41, 257,941.67 and 136,523.72

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Solution

The fourth proportional to 171,835.41, 257,941.67 and 136,523.72 is: 204,935.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,835.41 : 257,941.67 = 136,523.72 : x
  2. Step 2: Convert to fraction form
    171,835.41/257,941.67 = 136,523.72/x
  3. Step 3: Cross multiply
    171,835.41x = 257,941.67 × 136,523.72
  4. Step 4: Simplify right side
    171,835.41x = 35,215,155,383.01
  5. Step 5: Solve for x
    x = 35,215,155,383.01/171,835.41
  6. Step 6: Final answer
    x = 204,935.38

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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.