Home / 102,351.34-141,245.41-59,356.33

Finding the Fourth Proportional to 102,351.34, 141,245.41 and 59,356.33

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Solution

The fourth proportional to 102,351.34, 141,245.41 and 59,356.33 is: 81,912.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,351.34 : 141,245.41 = 59,356.33 : x
  2. Step 2: Convert to fraction form
    102,351.34/141,245.41 = 59,356.33/x
  3. Step 3: Cross multiply
    102,351.34x = 141,245.41 × 59,356.33
  4. Step 4: Simplify right side
    102,351.34x = 8,383,808,859.86
  5. Step 5: Solve for x
    x = 8,383,808,859.86/102,351.34
  6. Step 6: Final answer
    x = 81,912.05

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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.