Home / 230,717.34-346,073.97-72,945.90

Finding the Fourth Proportional to 230,717.34, 346,073.97 and 72,945.90

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Solution

The fourth proportional to 230,717.34, 346,073.97 and 72,945.90 is: 109,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,717.34 : 346,073.97 = 72,945.90 : x
  2. Step 2: Convert to fraction form
    230,717.34/346,073.97 = 72,945.90/x
  3. Step 3: Cross multiply
    230,717.34x = 346,073.97 × 72,945.90
  4. Step 4: Simplify right side
    230,717.34x = 25,244,677,208.22
  5. Step 5: Solve for x
    x = 25,244,677,208.22/230,717.34
  6. Step 6: Final answer
    x = 109,418.21

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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.