Home / 68,814.24-94,941.23-40,127.42

Finding the Fourth Proportional to 68,814.24, 94,941.23 and 40,127.42

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Solution

The fourth proportional to 68,814.24, 94,941.23 and 40,127.42 is: 55,362.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,814.24 : 94,941.23 = 40,127.42 : x
  2. Step 2: Convert to fraction form
    68,814.24/94,941.23 = 40,127.42/x
  3. Step 3: Cross multiply
    68,814.24x = 94,941.23 × 40,127.42
  4. Step 4: Simplify right side
    68,814.24x = 3,809,746,611.53
  5. Step 5: Solve for x
    x = 3,809,746,611.53/68,814.24
  6. Step 6: Final answer
    x = 55,362.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.