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Finding the Fourth Proportional to 242,442.44, 363,663.66 and 76,230.44

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Solution

The fourth proportional to 242,442.44, 363,663.66 and 76,230.44 is: 114,345.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,442.44 : 363,663.66 = 76,230.44 : x
  2. Step 2: Convert to fraction form
    242,442.44/363,663.66 = 76,230.44/x
  3. Step 3: Cross multiply
    242,442.44x = 363,663.66 × 76,230.44
  4. Step 4: Simplify right side
    242,442.44x = 27,722,240,813.81
  5. Step 5: Solve for x
    x = 27,722,240,813.81/242,442.44
  6. Step 6: Final answer
    x = 114,345.66

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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.