Home / 281,026.08-387,942.54-179,188.14

Finding the Fourth Proportional to 281,026.08, 387,942.54 and 179,188.14

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Solution

The fourth proportional to 281,026.08, 387,942.54 and 179,188.14 is: 247,360.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,026.08 : 387,942.54 = 179,188.14 : x
  2. Step 2: Convert to fraction form
    281,026.08/387,942.54 = 179,188.14/x
  3. Step 3: Cross multiply
    281,026.08x = 387,942.54 × 179,188.14
  4. Step 4: Simplify right side
    281,026.08x = 69,514,702,169.48
  5. Step 5: Solve for x
    x = 69,514,702,169.48/281,026.08
  6. Step 6: Final answer
    x = 247,360.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.