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Finding the Fourth Proportional to 342,026.92, 513,040.38 and 92,708.92

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Solution

The fourth proportional to 342,026.92, 513,040.38 and 92,708.92 is: 139,063.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,026.92 : 513,040.38 = 92,708.92 : x
  2. Step 2: Convert to fraction form
    342,026.92/513,040.38 = 92,708.92/x
  3. Step 3: Cross multiply
    342,026.92x = 513,040.38 × 92,708.92
  4. Step 4: Simplify right side
    342,026.92x = 47,563,419,546.19
  5. Step 5: Solve for x
    x = 47,563,419,546.19/342,026.92
  6. Step 6: Final answer
    x = 139,063.38

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1.5x scale

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.