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Finding the Fourth Proportional to 93,671.94, 140,451.63 and 43,007.56

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Solution

The fourth proportional to 93,671.94, 140,451.63 and 43,007.56 is: 64,485.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,671.94 : 140,451.63 = 43,007.56 : x
  2. Step 2: Convert to fraction form
    93,671.94/140,451.63 = 43,007.56/x
  3. Step 3: Cross multiply
    93,671.94x = 140,451.63 × 43,007.56
  4. Step 4: Simplify right side
    93,671.94x = 6,040,481,904.32
  5. Step 5: Solve for x
    x = 6,040,481,904.32/93,671.94
  6. Step 6: Final answer
    x = 64,485.50

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1.5x scale

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.