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Finding the Fourth Proportional to 93,296.34, 139,941.90 and 23,175.54

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Solution

The fourth proportional to 93,296.34, 139,941.90 and 23,175.54 is: 34,762.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,296.34 : 139,941.90 = 23,175.54 : x
  2. Step 2: Convert to fraction form
    93,296.34/139,941.90 = 23,175.54/x
  3. Step 3: Cross multiply
    93,296.34x = 139,941.90 × 23,175.54
  4. Step 4: Simplify right side
    93,296.34x = 3,243,229,101.13
  5. Step 5: Solve for x
    x = 3,243,229,101.13/93,296.34
  6. Step 6: Final answer
    x = 34,762.66

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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.