Home / 93,862.61-140,764.46-30,668.33

Finding the Fourth Proportional to 93,862.61, 140,764.46 and 30,668.33

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Solution

The fourth proportional to 93,862.61, 140,764.46 and 30,668.33 is: 45,992.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,862.61 : 140,764.46 = 30,668.33 : x
  2. Step 2: Convert to fraction form
    93,862.61/140,764.46 = 30,668.33/x
  3. Step 3: Cross multiply
    93,862.61x = 140,764.46 × 30,668.33
  4. Step 4: Simplify right side
    93,862.61x = 4,317,010,911.55
  5. Step 5: Solve for x
    x = 4,317,010,911.55/93,862.61
  6. Step 6: Final answer
    x = 45,992.87

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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.