Home / 75,735-104,514.33-43,922.34

Finding the Fourth Proportional to 75,735, 104,514.33 and 43,922.34

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Solution

The fourth proportional to 75,735, 104,514.33 and 43,922.34 is: 60,612.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,735 : 104,514.33 = 43,922.34 : x
  2. Step 2: Convert to fraction form
    75,735/104,514.33 = 43,922.34/x
  3. Step 3: Cross multiply
    75,735x = 104,514.33 × 43,922.34
  4. Step 4: Simplify right side
    75,735x = 4,590,513,937.13
  5. Step 5: Solve for x
    x = 4,590,513,937.13/75,735
  6. Step 6: Final answer
    x = 60,612.85

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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.