Home / 93,121.60-139,687.01-26,571.53

Finding the Fourth Proportional to 93,121.60, 139,687.01 and 26,571.53

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Solution

The fourth proportional to 93,121.60, 139,687.01 and 26,571.53 is: 39,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,121.60 : 139,687.01 = 26,571.53 : x
  2. Step 2: Convert to fraction form
    93,121.60/139,687.01 = 26,571.53/x
  3. Step 3: Cross multiply
    93,121.60x = 139,687.01 × 26,571.53
  4. Step 4: Simplify right side
    93,121.60x = 3,711,696,745.53
  5. Step 5: Solve for x
    x = 3,711,696,745.53/93,121.60
  6. Step 6: Final answer
    x = 39,858.60

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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.