Home / 93,829.84-140,757.56-31,518.16

Finding the Fourth Proportional to 93,829.84, 140,757.56 and 31,518.16

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Solution

The fourth proportional to 93,829.84, 140,757.56 and 31,518.16 is: 47,281.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,829.84 : 140,757.56 = 31,518.16 : x
  2. Step 2: Convert to fraction form
    93,829.84/140,757.56 = 31,518.16/x
  3. Step 3: Cross multiply
    93,829.84x = 140,757.56 × 31,518.16
  4. Step 4: Simplify right side
    93,829.84x = 4,436,419,297.29
  5. Step 5: Solve for x
    x = 4,436,419,297.29/93,829.84
  6. Step 6: Final answer
    x = 47,281.54

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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.