Home / 93,067.11-139,248.39-55,136.75

Finding the Fourth Proportional to 93,067.11, 139,248.39 and 55,136.75

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Solution

The fourth proportional to 93,067.11, 139,248.39 and 55,136.75 is: 82,496.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,067.11 : 139,248.39 = 55,136.75 : x
  2. Step 2: Convert to fraction form
    93,067.11/139,248.39 = 55,136.75/x
  3. Step 3: Cross multiply
    93,067.11x = 139,248.39 × 55,136.75
  4. Step 4: Simplify right side
    93,067.11x = 7,677,702,971.09
  5. Step 5: Solve for x
    x = 7,677,702,971.09/93,067.11
  6. Step 6: Final answer
    x = 82,496.42

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1.5x scale

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.