Home / 270,532.45-405,854.04-93,016.40

Finding the Fourth Proportional to 270,532.45, 405,854.04 and 93,016.40

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Solution

The fourth proportional to 270,532.45, 405,854.04 and 93,016.40 is: 139,543.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,532.45 : 405,854.04 = 93,016.40 : x
  2. Step 2: Convert to fraction form
    270,532.45/405,854.04 = 93,016.40/x
  3. Step 3: Cross multiply
    270,532.45x = 405,854.04 × 93,016.40
  4. Step 4: Simplify right side
    270,532.45x = 37,751,079,231.90
  5. Step 5: Solve for x
    x = 37,751,079,231.90/270,532.45
  6. Step 6: Final answer
    x = 139,543.63

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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.