Home / 166,296.51-229,488.80-90,845.55

Finding the Fourth Proportional to 166,296.51, 229,488.80 and 90,845.55

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Solution

The fourth proportional to 166,296.51, 229,488.80 and 90,845.55 is: 125,366.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,296.51 : 229,488.80 = 90,845.55 : x
  2. Step 2: Convert to fraction form
    166,296.51/229,488.80 = 90,845.55/x
  3. Step 3: Cross multiply
    166,296.51x = 229,488.80 × 90,845.55
  4. Step 4: Simplify right side
    166,296.51x = 20,848,035,800.61
  5. Step 5: Solve for x
    x = 20,848,035,800.61/166,296.51
  6. Step 6: Final answer
    x = 125,366.65

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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.