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Finding the Fourth Proportional to 178,355.41, 246,130.80 and 96,683.41

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Solution

The fourth proportional to 178,355.41, 246,130.80 and 96,683.41 is: 133,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,355.41 : 246,130.80 = 96,683.41 : x
  2. Step 2: Convert to fraction form
    178,355.41/246,130.80 = 96,683.41/x
  3. Step 3: Cross multiply
    178,355.41x = 246,130.80 × 96,683.41
  4. Step 4: Simplify right side
    178,355.41x = 23,796,765,718.25
  5. Step 5: Solve for x
    x = 23,796,765,718.25/178,355.41
  6. Step 6: Final answer
    x = 133,423.29

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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.