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Finding the Fourth Proportional to 109,674.97, 151,351.51 and 59,373.97

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Solution

The fourth proportional to 109,674.97, 151,351.51 and 59,373.97 is: 81,936.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,674.97 : 151,351.51 = 59,373.97 : x
  2. Step 2: Convert to fraction form
    109,674.97/151,351.51 = 59,373.97/x
  3. Step 3: Cross multiply
    109,674.97x = 151,351.51 × 59,373.97
  4. Step 4: Simplify right side
    109,674.97x = 8,986,340,014.19
  5. Step 5: Solve for x
    x = 8,986,340,014.19/109,674.97
  6. Step 6: Final answer
    x = 81,936.11

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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.