Home / 93,023.40-139,535.10-82,914.60

Finding the Fourth Proportional to 93,023.40, 139,535.10 and 82,914.60

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Solution

The fourth proportional to 93,023.40, 139,535.10 and 82,914.60 is: 124,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,023.40 : 139,535.10 = 82,914.60 : x
  2. Step 2: Convert to fraction form
    93,023.40/139,535.10 = 82,914.60/x
  3. Step 3: Cross multiply
    93,023.40x = 139,535.10 × 82,914.60
  4. Step 4: Simplify right side
    93,023.40x = 11,569,497,002.46
  5. Step 5: Solve for x
    x = 11,569,497,002.46/93,023.40
  6. Step 6: Final answer
    x = 124,371.90

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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.