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Finding the Fourth Proportional to 93,226.83, 139,786.25 and 63,680.37

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Solution

The fourth proportional to 93,226.83, 139,786.25 and 63,680.37 is: 95,483.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,226.83 : 139,786.25 = 63,680.37 : x
  2. Step 2: Convert to fraction form
    93,226.83/139,786.25 = 63,680.37/x
  3. Step 3: Cross multiply
    93,226.83x = 139,786.25 × 63,680.37
  4. Step 4: Simplify right side
    93,226.83x = 8,901,639,802.51
  5. Step 5: Solve for x
    x = 8,901,639,802.51/93,226.83
  6. Step 6: Final answer
    x = 95,483.67

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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.