Home / 106,012.86-146,297.30-58,268.22

Finding the Fourth Proportional to 106,012.86, 146,297.30 and 58,268.22

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Solution

The fourth proportional to 106,012.86, 146,297.30 and 58,268.22 is: 80,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,012.86 : 146,297.30 = 58,268.22 : x
  2. Step 2: Convert to fraction form
    106,012.86/146,297.30 = 58,268.22/x
  3. Step 3: Cross multiply
    106,012.86x = 146,297.30 × 58,268.22
  4. Step 4: Simplify right side
    106,012.86x = 8,524,483,261.81
  5. Step 5: Solve for x
    x = 8,524,483,261.81/106,012.86
  6. Step 6: Final answer
    x = 80,409.90

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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.