Home / 93,046.38-139,458.39-33,812.70

Finding the Fourth Proportional to 93,046.38, 139,458.39 and 33,812.70

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Solution

The fourth proportional to 93,046.38, 139,458.39 and 33,812.70 is: 50,678.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,046.38 : 139,458.39 = 33,812.70 : x
  2. Step 2: Convert to fraction form
    93,046.38/139,458.39 = 33,812.70/x
  3. Step 3: Cross multiply
    93,046.38x = 139,458.39 × 33,812.70
  4. Step 4: Simplify right side
    93,046.38x = 4,715,464,703.55
  5. Step 5: Solve for x
    x = 4,715,464,703.55/93,046.38
  6. Step 6: Final answer
    x = 50,678.65

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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.