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Finding the Fourth Proportional to 188,456.01, 260,058.36 and 103,573.07

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Solution

The fourth proportional to 188,456.01, 260,058.36 and 103,573.07 is: 142,924.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,456.01 : 260,058.36 = 103,573.07 : x
  2. Step 2: Convert to fraction form
    188,456.01/260,058.36 = 103,573.07/x
  3. Step 3: Cross multiply
    188,456.01x = 260,058.36 × 103,573.07
  4. Step 4: Simplify right side
    188,456.01x = 26,935,042,724.37
  5. Step 5: Solve for x
    x = 26,935,042,724.37/188,456.01
  6. Step 6: Final answer
    x = 142,924.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.