Home / 97,672.77-146,531.25-31,116.69

Finding the Fourth Proportional to 97,672.77, 146,531.25 and 31,116.69

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Solution

The fourth proportional to 97,672.77, 146,531.25 and 31,116.69 is: 46,682.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,672.77 : 146,531.25 = 31,116.69 : x
  2. Step 2: Convert to fraction form
    97,672.77/146,531.25 = 31,116.69/x
  3. Step 3: Cross multiply
    97,672.77x = 146,531.25 × 31,116.69
  4. Step 4: Simplify right side
    97,672.77x = 4,559,567,481.56
  5. Step 5: Solve for x
    x = 4,559,567,481.56/97,672.77
  6. Step 6: Final answer
    x = 46,682.07

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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.