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Finding the Fourth Proportional to 93,062.36, 139,540.64 and 63,516

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Solution

The fourth proportional to 93,062.36, 139,540.64 and 63,516 is: 95,237.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,062.36 : 139,540.64 = 63,516 : x
  2. Step 2: Convert to fraction form
    93,062.36/139,540.64 = 63,516/x
  3. Step 3: Cross multiply
    93,062.36x = 139,540.64 × 63,516
  4. Step 4: Simplify right side
    93,062.36x = 8,863,063,290.24
  5. Step 5: Solve for x
    x = 8,863,063,290.24/93,062.36
  6. Step 6: Final answer
    x = 95,237.90

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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.