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Finding the Fourth Proportional to 93,650.05, 140,495.90 and 43,702.89

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Solution

The fourth proportional to 93,650.05, 140,495.90 and 43,702.89 is: 65,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,650.05 : 140,495.90 = 43,702.89 : x
  2. Step 2: Convert to fraction form
    93,650.05/140,495.90 = 43,702.89/x
  3. Step 3: Cross multiply
    93,650.05x = 140,495.90 × 43,702.89
  4. Step 4: Simplify right side
    93,650.05x = 6,140,076,863.15
  5. Step 5: Solve for x
    x = 6,140,076,863.15/93,650.05
  6. Step 6: Final answer
    x = 65,564.05

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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.