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Finding the Fourth Proportional to 242,511.96, 363,873.78 and 84,853.56

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Solution

The fourth proportional to 242,511.96, 363,873.78 and 84,853.56 is: 127,317.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,511.96 : 363,873.78 = 84,853.56 : x
  2. Step 2: Convert to fraction form
    242,511.96/363,873.78 = 84,853.56/x
  3. Step 3: Cross multiply
    242,511.96x = 363,873.78 × 84,853.56
  4. Step 4: Simplify right side
    242,511.96x = 30,875,985,623.66
  5. Step 5: Solve for x
    x = 30,875,985,623.66/242,511.96
  6. Step 6: Final answer
    x = 127,317.37

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1.5x scale

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.