Home / 178,136.73-245,815.89-97,551.25

Finding the Fourth Proportional to 178,136.73, 245,815.89 and 97,551.25

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Solution

The fourth proportional to 178,136.73, 245,815.89 and 97,551.25 is: 134,613.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,136.73 : 245,815.89 = 97,551.25 : x
  2. Step 2: Convert to fraction form
    178,136.73/245,815.89 = 97,551.25/x
  3. Step 3: Cross multiply
    178,136.73x = 245,815.89 × 97,551.25
  4. Step 4: Simplify right side
    178,136.73x = 23,979,647,339.36
  5. Step 5: Solve for x
    x = 23,979,647,339.36/178,136.73
  6. Step 6: Final answer
    x = 134,613.72

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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.