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Finding the Fourth Proportional to 247,859.58, 342,048.27 and 134,682.33

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Solution

The fourth proportional to 247,859.58, 342,048.27 and 134,682.33 is: 185,862.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,859.58 : 342,048.27 = 134,682.33 : x
  2. Step 2: Convert to fraction form
    247,859.58/342,048.27 = 134,682.33/x
  3. Step 3: Cross multiply
    247,859.58x = 342,048.27 × 134,682.33
  4. Step 4: Simplify right side
    247,859.58x = 46,067,857,082.20
  5. Step 5: Solve for x
    x = 46,067,857,082.20/247,859.58
  6. Step 6: Final answer
    x = 185,862.73

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1.5x scale

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.