Home / 146,073.63-219,134.67-51,279.21

Finding the Fourth Proportional to 146,073.63, 219,134.67 and 51,279.21

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Solution

The fourth proportional to 146,073.63, 219,134.67 and 51,279.21 is: 76,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,073.63 : 219,134.67 = 51,279.21 : x
  2. Step 2: Convert to fraction form
    146,073.63/219,134.67 = 51,279.21/x
  3. Step 3: Cross multiply
    146,073.63x = 219,134.67 × 51,279.21
  4. Step 4: Simplify right side
    146,073.63x = 11,237,052,761.21
  5. Step 5: Solve for x
    x = 11,237,052,761.21/146,073.63
  6. Step 6: Final answer
    x = 76,927.32

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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.