Home / 106,322.10-146,728.60-58,574.42

Finding the Fourth Proportional to 106,322.10, 146,728.60 and 58,574.42

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Solution

The fourth proportional to 106,322.10, 146,728.60 and 58,574.42 is: 80,834.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,322.10 : 146,728.60 = 58,574.42 : x
  2. Step 2: Convert to fraction form
    106,322.10/146,728.60 = 58,574.42/x
  3. Step 3: Cross multiply
    106,322.10x = 146,728.60 × 58,574.42
  4. Step 4: Simplify right side
    106,322.10x = 8,594,542,642.41
  5. Step 5: Solve for x
    x = 8,594,542,642.41/106,322.10
  6. Step 6: Final answer
    x = 80,834.96

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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.