Home / 146,103.56-219,165.10-51,322.28

Finding the Fourth Proportional to 146,103.56, 219,165.10 and 51,322.28

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Solution

The fourth proportional to 146,103.56, 219,165.10 and 51,322.28 is: 76,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,103.56 : 219,165.10 = 51,322.28 : x
  2. Step 2: Convert to fraction form
    146,103.56/219,165.10 = 51,322.28/x
  3. Step 3: Cross multiply
    146,103.56x = 219,165.10 × 51,322.28
  4. Step 4: Simplify right side
    146,103.56x = 11,248,052,628.43
  5. Step 5: Solve for x
    x = 11,248,052,628.43/146,103.56
  6. Step 6: Final answer
    x = 76,986.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.