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Finding the Fourth Proportional to 270,833.80, 406,001.92 and 93,298.60

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Solution

The fourth proportional to 270,833.80, 406,001.92 and 93,298.60 is: 139,862.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,833.80 : 406,001.92 = 93,298.60 : x
  2. Step 2: Convert to fraction form
    270,833.80/406,001.92 = 93,298.60/x
  3. Step 3: Cross multiply
    270,833.80x = 406,001.92 × 93,298.60
  4. Step 4: Simplify right side
    270,833.80x = 37,879,410,733.31
  5. Step 5: Solve for x
    x = 37,879,410,733.31/270,833.80
  6. Step 6: Final answer
    x = 139,862.20

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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.