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Finding the Fourth Proportional to 268,693.05, 370,544.68 and 166,735.05

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Solution

The fourth proportional to 268,693.05, 370,544.68 and 166,735.05 is: 229,938.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,693.05 : 370,544.68 = 166,735.05 : x
  2. Step 2: Convert to fraction form
    268,693.05/370,544.68 = 166,735.05/x
  3. Step 3: Cross multiply
    268,693.05x = 370,544.68 × 166,735.05
  4. Step 4: Simplify right side
    268,693.05x = 61,782,785,747.03
  5. Step 5: Solve for x
    x = 61,782,785,747.03/268,693.05
  6. Step 6: Final answer
    x = 229,938.16

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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.