Home / 93,770.16-140,558.04-58,629.12

Finding the Fourth Proportional to 93,770.16, 140,558.04 and 58,629.12

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Solution

The fourth proportional to 93,770.16, 140,558.04 and 58,629.12 is: 87,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,770.16 : 140,558.04 = 58,629.12 : x
  2. Step 2: Convert to fraction form
    93,770.16/140,558.04 = 58,629.12/x
  3. Step 3: Cross multiply
    93,770.16x = 140,558.04 × 58,629.12
  4. Step 4: Simplify right side
    93,770.16x = 8,240,794,194.12
  5. Step 5: Solve for x
    x = 8,240,794,194.12/93,770.16
  6. Step 6: Final answer
    x = 87,882.91

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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.