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Finding the Fourth Proportional to 93,809.95, 140,741.23 and 37,689.46

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Solution

The fourth proportional to 93,809.95, 140,741.23 and 37,689.46 is: 56,544.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,809.95 : 140,741.23 = 37,689.46 : x
  2. Step 2: Convert to fraction form
    93,809.95/140,741.23 = 37,689.46/x
  3. Step 3: Cross multiply
    93,809.95x = 140,741.23 × 37,689.46
  4. Step 4: Simplify right side
    93,809.95x = 5,304,460,958.44
  5. Step 5: Solve for x
    x = 5,304,460,958.44/93,809.95
  6. Step 6: Final answer
    x = 56,544.76

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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.