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Finding the Fourth Proportional to 225,590.96, 338,407.32 and 73,788.91

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Solution

The fourth proportional to 225,590.96, 338,407.32 and 73,788.91 is: 110,690.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,590.96 : 338,407.32 = 73,788.91 : x
  2. Step 2: Convert to fraction form
    225,590.96/338,407.32 = 73,788.91/x
  3. Step 3: Cross multiply
    225,590.96x = 338,407.32 × 73,788.91
  4. Step 4: Simplify right side
    225,590.96x = 24,970,706,709.51
  5. Step 5: Solve for x
    x = 24,970,706,709.51/225,590.96
  6. Step 6: Final answer
    x = 110,690.19

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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.