Home / 270,577.26-405,853.74-93,085.20

Finding the Fourth Proportional to 270,577.26, 405,853.74 and 93,085.20

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Solution

The fourth proportional to 270,577.26, 405,853.74 and 93,085.20 is: 139,623.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,577.26 : 405,853.74 = 93,085.20 : x
  2. Step 2: Convert to fraction form
    270,577.26/405,853.74 = 93,085.20/x
  3. Step 3: Cross multiply
    270,577.26x = 405,853.74 × 93,085.20
  4. Step 4: Simplify right side
    270,577.26x = 37,778,976,558.65
  5. Step 5: Solve for x
    x = 37,778,976,558.65/270,577.26
  6. Step 6: Final answer
    x = 139,623.62

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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.