Home / 93,919.99-140,835.39-54,489.19

Finding the Fourth Proportional to 93,919.99, 140,835.39 and 54,489.19

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Solution

The fourth proportional to 93,919.99, 140,835.39 and 54,489.19 is: 81,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,919.99 : 140,835.39 = 54,489.19 : x
  2. Step 2: Convert to fraction form
    93,919.99/140,835.39 = 54,489.19/x
  3. Step 3: Cross multiply
    93,919.99x = 140,835.39 × 54,489.19
  4. Step 4: Simplify right side
    93,919.99x = 7,674,006,324.43
  5. Step 5: Solve for x
    x = 7,674,006,324.43/93,919.99
  6. Step 6: Final answer
    x = 81,707.91

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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.