Home / 106,060.32-146,367-58,317.30

Finding the Fourth Proportional to 106,060.32, 146,367 and 58,317.30

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Solution

The fourth proportional to 106,060.32, 146,367 and 58,317.30 is: 80,479.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,060.32 : 146,367 = 58,317.30 : x
  2. Step 2: Convert to fraction form
    106,060.32/146,367 = 58,317.30/x
  3. Step 3: Cross multiply
    106,060.32x = 146,367 × 58,317.30
  4. Step 4: Simplify right side
    106,060.32x = 8,535,728,249.10
  5. Step 5: Solve for x
    x = 8,535,728,249.10/106,060.32
  6. Step 6: Final answer
    x = 80,479.94

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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.