Home / 97,870.82-146,764.92-30,394.58

Finding the Fourth Proportional to 97,870.82, 146,764.92 and 30,394.58

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Solution

The fourth proportional to 97,870.82, 146,764.92 and 30,394.58 is: 45,579.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,870.82 : 146,764.92 = 30,394.58 : x
  2. Step 2: Convert to fraction form
    97,870.82/146,764.92 = 30,394.58/x
  3. Step 3: Cross multiply
    97,870.82x = 146,764.92 × 30,394.58
  4. Step 4: Simplify right side
    97,870.82x = 4,460,858,102.13
  5. Step 5: Solve for x
    x = 4,460,858,102.13/97,870.82
  6. Step 6: Final answer
    x = 45,579.04

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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.