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Finding the Fourth Proportional to 93,322.78, 139,984.70 and 23,202.10

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Solution

The fourth proportional to 93,322.78, 139,984.70 and 23,202.10 is: 34,803.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,322.78 : 139,984.70 = 23,202.10 : x
  2. Step 2: Convert to fraction form
    93,322.78/139,984.70 = 23,202.10/x
  3. Step 3: Cross multiply
    93,322.78x = 139,984.70 × 23,202.10
  4. Step 4: Simplify right side
    93,322.78x = 3,247,939,007.87
  5. Step 5: Solve for x
    x = 3,247,939,007.87/93,322.78
  6. Step 6: Final answer
    x = 34,803.28

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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.