Home / 97,798.62-146,685.60-31,245.78

Finding the Fourth Proportional to 97,798.62, 146,685.60 and 31,245.78

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Solution

The fourth proportional to 97,798.62, 146,685.60 and 31,245.78 is: 46,864.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,798.62 : 146,685.60 = 31,245.78 : x
  2. Step 2: Convert to fraction form
    97,798.62/146,685.60 = 31,245.78/x
  3. Step 3: Cross multiply
    97,798.62x = 146,685.60 × 31,245.78
  4. Step 4: Simplify right side
    97,798.62x = 4,583,305,986.77
  5. Step 5: Solve for x
    x = 4,583,305,986.77/97,798.62
  6. Step 6: Final answer
    x = 46,864.73

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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.