Home / 105,514.09-158,197.33-52,894.87

Finding the Fourth Proportional to 105,514.09, 158,197.33 and 52,894.87

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Solution

The fourth proportional to 105,514.09, 158,197.33 and 52,894.87 is: 79,305.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,514.09 : 158,197.33 = 52,894.87 : x
  2. Step 2: Convert to fraction form
    105,514.09/158,197.33 = 52,894.87/x
  3. Step 3: Cross multiply
    105,514.09x = 158,197.33 × 52,894.87
  4. Step 4: Simplify right side
    105,514.09x = 8,367,827,616.42
  5. Step 5: Solve for x
    x = 8,367,827,616.42/105,514.09
  6. Step 6: Final answer
    x = 79,305.31

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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.