Home / 293,009.88-439,514.82-135,152.22

Finding the Fourth Proportional to 293,009.88, 439,514.82 and 135,152.22

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Solution

The fourth proportional to 293,009.88, 439,514.82 and 135,152.22 is: 202,728.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,009.88 : 439,514.82 = 135,152.22 : x
  2. Step 2: Convert to fraction form
    293,009.88/439,514.82 = 135,152.22/x
  3. Step 3: Cross multiply
    293,009.88x = 439,514.82 × 135,152.22
  4. Step 4: Simplify right side
    293,009.88x = 59,401,403,645.90
  5. Step 5: Solve for x
    x = 59,401,403,645.90/293,009.88
  6. Step 6: Final answer
    x = 202,728.33

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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.