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Finding the Fourth Proportional to 265,636.50, 366,601.41 and 146,427.54

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Solution

The fourth proportional to 265,636.50, 366,601.41 and 146,427.54 is: 202,082.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,636.50 : 366,601.41 = 146,427.54 : x
  2. Step 2: Convert to fraction form
    265,636.50/366,601.41 = 146,427.54/x
  3. Step 3: Cross multiply
    265,636.50x = 366,601.41 × 146,427.54
  4. Step 4: Simplify right side
    265,636.50x = 53,680,542,626.83
  5. Step 5: Solve for x
    x = 53,680,542,626.83/265,636.50
  6. Step 6: Final answer
    x = 202,082.71

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1.5x scale

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.