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Finding the Fourth Proportional to 58,315.97, 80,514.78 and 44,863.49

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Solution

The fourth proportional to 58,315.97, 80,514.78 and 44,863.49 is: 61,941.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,315.97 : 80,514.78 = 44,863.49 : x
  2. Step 2: Convert to fraction form
    58,315.97/80,514.78 = 44,863.49/x
  3. Step 3: Cross multiply
    58,315.97x = 80,514.78 × 44,863.49
  4. Step 4: Simplify right side
    58,315.97x = 3,612,174,060.43
  5. Step 5: Solve for x
    x = 3,612,174,060.43/58,315.97
  6. Step 6: Final answer
    x = 61,941.42

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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.