Home / 93,083.40-139,625.10-82,974.60

Finding the Fourth Proportional to 93,083.40, 139,625.10 and 82,974.60

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Solution

The fourth proportional to 93,083.40, 139,625.10 and 82,974.60 is: 124,461.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,083.40 : 139,625.10 = 82,974.60 : x
  2. Step 2: Convert to fraction form
    93,083.40/139,625.10 = 82,974.60/x
  3. Step 3: Cross multiply
    93,083.40x = 139,625.10 × 82,974.60
  4. Step 4: Simplify right side
    93,083.40x = 11,585,336,822.46
  5. Step 5: Solve for x
    x = 11,585,336,822.46/93,083.40
  6. Step 6: Final answer
    x = 124,461.90

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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.