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Finding the Fourth Proportional to 93,103.56, 139,655.64 and 22,982.87

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Solution

The fourth proportional to 93,103.56, 139,655.64 and 22,982.87 is: 34,474.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,103.56 : 139,655.64 = 22,982.87 : x
  2. Step 2: Convert to fraction form
    93,103.56/139,655.64 = 22,982.87/x
  3. Step 3: Cross multiply
    93,103.56x = 139,655.64 × 22,982.87
  4. Step 4: Simplify right side
    93,103.56x = 3,209,686,720.61
  5. Step 5: Solve for x
    x = 3,209,686,720.61/93,103.56
  6. Step 6: Final answer
    x = 34,474.37

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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.