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Finding the Fourth Proportional to 166,952.10, 230,393.46 and 90,473.31

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Solution

The fourth proportional to 166,952.10, 230,393.46 and 90,473.31 is: 124,852.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,952.10 : 230,393.46 = 90,473.31 : x
  2. Step 2: Convert to fraction form
    166,952.10/230,393.46 = 90,473.31/x
  3. Step 3: Cross multiply
    166,952.10x = 230,393.46 × 90,473.31
  4. Step 4: Simplify right side
    166,952.10x = 20,844,458,928.55
  5. Step 5: Solve for x
    x = 20,844,458,928.55/166,952.10
  6. Step 6: Final answer
    x = 124,852.93

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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.