Home / 166,921.21-250,206.85-61,673.05

Finding the Fourth Proportional to 166,921.21, 250,206.85 and 61,673.05

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Solution

The fourth proportional to 166,921.21, 250,206.85 and 61,673.05 is: 92,444.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,921.21 : 250,206.85 = 61,673.05 : x
  2. Step 2: Convert to fraction form
    166,921.21/250,206.85 = 61,673.05/x
  3. Step 3: Cross multiply
    166,921.21x = 250,206.85 × 61,673.05
  4. Step 4: Simplify right side
    166,921.21x = 15,431,019,570.39
  5. Step 5: Solve for x
    x = 15,431,019,570.39/166,921.21
  6. Step 6: Final answer
    x = 92,444.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.