Home / 106,561.16-147,043.94-58,811.43

Finding the Fourth Proportional to 106,561.16, 147,043.94 and 58,811.43

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Solution

The fourth proportional to 106,561.16, 147,043.94 and 58,811.43 is: 81,153.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,561.16 : 147,043.94 = 58,811.43 : x
  2. Step 2: Convert to fraction form
    106,561.16/147,043.94 = 58,811.43/x
  3. Step 3: Cross multiply
    106,561.16x = 147,043.94 × 58,811.43
  4. Step 4: Simplify right side
    106,561.16x = 8,647,863,722.57
  5. Step 5: Solve for x
    x = 8,647,863,722.57/106,561.16
  6. Step 6: Final answer
    x = 81,153.99

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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.