Home / 270,547.20-405,721.44-93,003.84

Finding the Fourth Proportional to 270,547.20, 405,721.44 and 93,003.84

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Solution

The fourth proportional to 270,547.20, 405,721.44 and 93,003.84 is: 139,471.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,547.20 : 405,721.44 = 93,003.84 : x
  2. Step 2: Convert to fraction form
    270,547.20/405,721.44 = 93,003.84/x
  3. Step 3: Cross multiply
    270,547.20x = 405,721.44 × 93,003.84
  4. Step 4: Simplify right side
    270,547.20x = 37,733,651,890.33
  5. Step 5: Solve for x
    x = 37,733,651,890.33/270,547.20
  6. Step 6: Final answer
    x = 139,471.60

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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.