Home / 93,045.38-139,456.89-33,811.70

Finding the Fourth Proportional to 93,045.38, 139,456.89 and 33,811.70

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Solution

The fourth proportional to 93,045.38, 139,456.89 and 33,811.70 is: 50,677.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,045.38 : 139,456.89 = 33,811.70 : x
  2. Step 2: Convert to fraction form
    93,045.38/139,456.89 = 33,811.70/x
  3. Step 3: Cross multiply
    93,045.38x = 139,456.89 × 33,811.70
  4. Step 4: Simplify right side
    93,045.38x = 4,715,273,830.33
  5. Step 5: Solve for x
    x = 4,715,273,830.33/93,045.38
  6. Step 6: Final answer
    x = 50,677.14

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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.