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Finding the Fourth Proportional to 134,992.85, 202,489.16 and 41,498.45

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Solution

The fourth proportional to 134,992.85, 202,489.16 and 41,498.45 is: 62,247.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,992.85 : 202,489.16 = 41,498.45 : x
  2. Step 2: Convert to fraction form
    134,992.85/202,489.16 = 41,498.45/x
  3. Step 3: Cross multiply
    134,992.85x = 202,489.16 × 41,498.45
  4. Step 4: Simplify right side
    134,992.85x = 8,402,986,074.31
  5. Step 5: Solve for x
    x = 8,402,986,074.31/134,992.85
  6. Step 6: Final answer
    x = 62,247.64

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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.