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Finding the Fourth Proportional to 93,489.93, 140,290.38 and 37,356.53

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Solution

The fourth proportional to 93,489.93, 140,290.38 and 37,356.53 is: 56,056.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,489.93 : 140,290.38 = 37,356.53 : x
  2. Step 2: Convert to fraction form
    93,489.93/140,290.38 = 37,356.53/x
  3. Step 3: Cross multiply
    93,489.93x = 140,290.38 × 37,356.53
  4. Step 4: Simplify right side
    93,489.93x = 5,240,761,087.73
  5. Step 5: Solve for x
    x = 5,240,761,087.73/93,489.93
  6. Step 6: Final answer
    x = 56,056.96

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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.