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Finding the Fourth Proportional to 93,150.60, 139,725.90 and 93,150.60

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Solution

The fourth proportional to 93,150.60, 139,725.90 and 93,150.60 is: 139,725.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,150.60 : 139,725.90 = 93,150.60 : x
  2. Step 2: Convert to fraction form
    93,150.60/139,725.90 = 93,150.60/x
  3. Step 3: Cross multiply
    93,150.60x = 139,725.90 × 93,150.60
  4. Step 4: Simplify right side
    93,150.60x = 13,015,551,420.54
  5. Step 5: Solve for x
    x = 13,015,551,420.54/93,150.60
  6. Step 6: Final answer
    x = 139,725.90

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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.