Home / 250,822.60-346,121.38-137,636.36

Finding the Fourth Proportional to 250,822.60, 346,121.38 and 137,636.36

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Solution

The fourth proportional to 250,822.60, 346,121.38 and 137,636.36 is: 189,930.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,822.60 : 346,121.38 = 137,636.36 : x
  2. Step 2: Convert to fraction form
    250,822.60/346,121.38 = 137,636.36/x
  3. Step 3: Cross multiply
    250,822.60x = 346,121.38 × 137,636.36
  4. Step 4: Simplify right side
    250,822.60x = 47,638,886,861.38
  5. Step 5: Solve for x
    x = 47,638,886,861.38/250,822.60
  6. Step 6: Final answer
    x = 189,930.60

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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.