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Finding the Fourth Proportional to 93,631.30, 131,360.30 and 93,631.30

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Solution

The fourth proportional to 93,631.30, 131,360.30 and 93,631.30 is: 131,360.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,631.30 : 131,360.30 = 93,631.30 : x
  2. Step 2: Convert to fraction form
    93,631.30/131,360.30 = 93,631.30/x
  3. Step 3: Cross multiply
    93,631.30x = 131,360.30 × 93,631.30
  4. Step 4: Simplify right side
    93,631.30x = 12,299,435,657.39
  5. Step 5: Solve for x
    x = 12,299,435,657.39/93,631.30
  6. Step 6: Final answer
    x = 131,360.30

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.