Home / 92,857.24-139,292.34-40,269.88

Finding the Fourth Proportional to 92,857.24, 139,292.34 and 40,269.88

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Solution

The fourth proportional to 92,857.24, 139,292.34 and 40,269.88 is: 60,407.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,857.24 : 139,292.34 = 40,269.88 : x
  2. Step 2: Convert to fraction form
    92,857.24/139,292.34 = 40,269.88/x
  3. Step 3: Cross multiply
    92,857.24x = 139,292.34 × 40,269.88
  4. Step 4: Simplify right side
    92,857.24x = 5,609,285,816.72
  5. Step 5: Solve for x
    x = 5,609,285,816.72/92,857.24
  6. Step 6: Final answer
    x = 60,407.63

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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.