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Finding the Fourth Proportional to 270,594.92, 405,888.16 and 93,103.48

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Solution

The fourth proportional to 270,594.92, 405,888.16 and 93,103.48 is: 139,653.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,594.92 : 405,888.16 = 93,103.48 : x
  2. Step 2: Convert to fraction form
    270,594.92/405,888.16 = 93,103.48/x
  3. Step 3: Cross multiply
    270,594.92x = 405,888.16 × 93,103.48
  4. Step 4: Simplify right side
    270,594.92x = 37,789,600,186.80
  5. Step 5: Solve for x
    x = 37,789,600,186.80/270,594.92
  6. Step 6: Final answer
    x = 139,653.77

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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.