Home / 93,218.09-139,877.24-40,624.38

Finding the Fourth Proportional to 93,218.09, 139,877.24 and 40,624.38

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Solution

The fourth proportional to 93,218.09, 139,877.24 and 40,624.38 is: 60,958.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,218.09 : 139,877.24 = 40,624.38 : x
  2. Step 2: Convert to fraction form
    93,218.09/139,877.24 = 40,624.38/x
  3. Step 3: Cross multiply
    93,218.09x = 139,877.24 × 40,624.38
  4. Step 4: Simplify right side
    93,218.09x = 5,682,425,947.99
  5. Step 5: Solve for x
    x = 5,682,425,947.99/93,218.09
  6. Step 6: Final answer
    x = 60,958.41

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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.