Home / 146,514.36-202,208.82-82,864.77

Finding the Fourth Proportional to 146,514.36, 202,208.82 and 82,864.77

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Solution

The fourth proportional to 146,514.36, 202,208.82 and 82,864.77 is: 114,364.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,514.36 : 202,208.82 = 82,864.77 : x
  2. Step 2: Convert to fraction form
    146,514.36/202,208.82 = 82,864.77/x
  3. Step 3: Cross multiply
    146,514.36x = 202,208.82 × 82,864.77
  4. Step 4: Simplify right side
    146,514.36x = 16,755,987,361.27
  5. Step 5: Solve for x
    x = 16,755,987,361.27/146,514.36
  6. Step 6: Final answer
    x = 114,364.13

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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.