Home / 97,379.15-146,054.07-30,810.62

Finding the Fourth Proportional to 97,379.15, 146,054.07 and 30,810.62

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Solution

The fourth proportional to 97,379.15, 146,054.07 and 30,810.62 is: 46,211.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,379.15 : 146,054.07 = 30,810.62 : x
  2. Step 2: Convert to fraction form
    97,379.15/146,054.07 = 30,810.62/x
  3. Step 3: Cross multiply
    97,379.15x = 146,054.07 × 30,810.62
  4. Step 4: Simplify right side
    97,379.15x = 4,500,016,815.36
  5. Step 5: Solve for x
    x = 4,500,016,815.36/97,379.15
  6. Step 6: Final answer
    x = 46,211.30

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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.