Home / 93,318.76-139,936.96-26,743.78

Finding the Fourth Proportional to 93,318.76, 139,936.96 and 26,743.78

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Solution

The fourth proportional to 93,318.76, 139,936.96 and 26,743.78 is: 40,103.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,318.76 : 139,936.96 = 26,743.78 : x
  2. Step 2: Convert to fraction form
    93,318.76/139,936.96 = 26,743.78/x
  3. Step 3: Cross multiply
    93,318.76x = 139,936.96 × 26,743.78
  4. Step 4: Simplify right side
    93,318.76x = 3,742,442,855.41
  5. Step 5: Solve for x
    x = 3,742,442,855.41/93,318.76
  6. Step 6: Final answer
    x = 40,103.87

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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.