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Finding the Fourth Proportional to 93,309.60, 139,922.28 and 26,734.49

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Solution

The fourth proportional to 93,309.60, 139,922.28 and 26,734.49 is: 40,089.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,309.60 : 139,922.28 = 26,734.49 : x
  2. Step 2: Convert to fraction form
    93,309.60/139,922.28 = 26,734.49/x
  3. Step 3: Cross multiply
    93,309.60x = 139,922.28 × 26,734.49
  4. Step 4: Simplify right side
    93,309.60x = 3,740,750,795.44
  5. Step 5: Solve for x
    x = 3,740,750,795.44/93,309.60
  6. Step 6: Final answer
    x = 40,089.67

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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.