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Finding the Fourth Proportional to 93,841.92, 140,762.88 and 23,721.24

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Solution

The fourth proportional to 93,841.92, 140,762.88 and 23,721.24 is: 35,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,841.92 : 140,762.88 = 23,721.24 : x
  2. Step 2: Convert to fraction form
    93,841.92/140,762.88 = 23,721.24/x
  3. Step 3: Cross multiply
    93,841.92x = 140,762.88 × 23,721.24
  4. Step 4: Simplify right side
    93,841.92x = 3,339,070,059.57
  5. Step 5: Solve for x
    x = 3,339,070,059.57/93,841.92
  6. Step 6: Final answer
    x = 35,581.86

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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.