Home / 68,621.37-94,569.08-49,467.90

Finding the Fourth Proportional to 68,621.37, 94,569.08 and 49,467.90

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Solution

The fourth proportional to 68,621.37, 94,569.08 and 49,467.90 is: 68,173.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,621.37 : 94,569.08 = 49,467.90 : x
  2. Step 2: Convert to fraction form
    68,621.37/94,569.08 = 49,467.90/x
  3. Step 3: Cross multiply
    68,621.37x = 94,569.08 × 49,467.90
  4. Step 4: Simplify right side
    68,621.37x = 4,678,133,792.53
  5. Step 5: Solve for x
    x = 4,678,133,792.53/68,621.37
  6. Step 6: Final answer
    x = 68,173.13

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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.