Home / 184,514.90-276,788.75-72,203.40

Finding the Fourth Proportional to 184,514.90, 276,788.75 and 72,203.40

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Solution

The fourth proportional to 184,514.90, 276,788.75 and 72,203.40 is: 108,311.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,514.90 : 276,788.75 = 72,203.40 : x
  2. Step 2: Convert to fraction form
    184,514.90/276,788.75 = 72,203.40/x
  3. Step 3: Cross multiply
    184,514.90x = 276,788.75 × 72,203.40
  4. Step 4: Simplify right side
    184,514.90x = 19,985,088,470.73
  5. Step 5: Solve for x
    x = 19,985,088,470.73/184,514.90
  6. Step 6: Final answer
    x = 108,311.52

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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.