Home / 97,425.09-146,141.90-30,870.13

Finding the Fourth Proportional to 97,425.09, 146,141.90 and 30,870.13

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Solution

The fourth proportional to 97,425.09, 146,141.90 and 30,870.13 is: 46,306.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,425.09 : 146,141.90 = 30,870.13 : x
  2. Step 2: Convert to fraction form
    97,425.09/146,141.90 = 30,870.13/x
  3. Step 3: Cross multiply
    97,425.09x = 146,141.90 × 30,870.13
  4. Step 4: Simplify right side
    97,425.09x = 4,511,419,047.50
  5. Step 5: Solve for x
    x = 4,511,419,047.50/97,425.09
  6. Step 6: Final answer
    x = 46,306.54

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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.