Home / 146,285.19-219,408.35-57,514.86

Finding the Fourth Proportional to 146,285.19, 219,408.35 and 57,514.86

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Solution

The fourth proportional to 146,285.19, 219,408.35 and 57,514.86 is: 86,264.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,285.19 : 219,408.35 = 57,514.86 : x
  2. Step 2: Convert to fraction form
    146,285.19/219,408.35 = 57,514.86/x
  3. Step 3: Cross multiply
    146,285.19x = 219,408.35 × 57,514.86
  4. Step 4: Simplify right side
    146,285.19x = 12,619,240,245.51
  5. Step 5: Solve for x
    x = 12,619,240,245.51/146,285.19
  6. Step 6: Final answer
    x = 86,264.65

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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.