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Finding the Fourth Proportional to 93,571.56, 140,415.80 and 37,403.19

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Solution

The fourth proportional to 93,571.56, 140,415.80 and 37,403.19 is: 56,128.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,571.56 : 140,415.80 = 37,403.19 : x
  2. Step 2: Convert to fraction form
    93,571.56/140,415.80 = 37,403.19/x
  3. Step 3: Cross multiply
    93,571.56x = 140,415.80 × 37,403.19
  4. Step 4: Simplify right side
    93,571.56x = 5,251,998,659.39
  5. Step 5: Solve for x
    x = 5,251,998,659.39/93,571.56
  6. Step 6: Final answer
    x = 56,128.15

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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.