Home / 97,770.24-146,652.21-31,214.43

Finding the Fourth Proportional to 97,770.24, 146,652.21 and 31,214.43

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Solution

The fourth proportional to 97,770.24, 146,652.21 and 31,214.43 is: 46,820.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,770.24 : 146,652.21 = 31,214.43 : x
  2. Step 2: Convert to fraction form
    97,770.24/146,652.21 = 31,214.43/x
  3. Step 3: Cross multiply
    97,770.24x = 146,652.21 × 31,214.43
  4. Step 4: Simplify right side
    97,770.24x = 4,577,665,143.39
  5. Step 5: Solve for x
    x = 4,577,665,143.39/97,770.24
  6. Step 6: Final answer
    x = 46,820.64

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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.