Home / 93,512.26-140,044.42-68,143.77

Finding the Fourth Proportional to 93,512.26, 140,044.42 and 68,143.77

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Solution

The fourth proportional to 93,512.26, 140,044.42 and 68,143.77 is: 102,052.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,512.26 : 140,044.42 = 68,143.77 : x
  2. Step 2: Convert to fraction form
    93,512.26/140,044.42 = 68,143.77/x
  3. Step 3: Cross multiply
    93,512.26x = 140,044.42 × 68,143.77
  4. Step 4: Simplify right side
    93,512.26x = 9,543,154,746.26
  5. Step 5: Solve for x
    x = 9,543,154,746.26/93,512.26
  6. Step 6: Final answer
    x = 102,052.44

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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.