Home / 40,192.89-60,302.82-28,197.54

Finding the Fourth Proportional to 40,192.89, 60,302.82 and 28,197.54

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Solution

The fourth proportional to 40,192.89, 60,302.82 and 28,197.54 is: 42,305.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,192.89 : 60,302.82 = 28,197.54 : x
  2. Step 2: Convert to fraction form
    40,192.89/60,302.82 = 28,197.54/x
  3. Step 3: Cross multiply
    40,192.89x = 60,302.82 × 28,197.54
  4. Step 4: Simplify right side
    40,192.89x = 1,700,391,179.06
  5. Step 5: Solve for x
    x = 1,700,391,179.06/40,192.89
  6. Step 6: Final answer
    x = 42,305.77

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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.