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Finding the Fourth Proportional to 302,018.93, 452,745.45 and 102,199.42

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Solution

The fourth proportional to 302,018.93, 452,745.45 and 102,199.42 is: 153,203.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,018.93 : 452,745.45 = 102,199.42 : x
  2. Step 2: Convert to fraction form
    302,018.93/452,745.45 = 102,199.42/x
  3. Step 3: Cross multiply
    302,018.93x = 452,745.45 × 102,199.42
  4. Step 4: Simplify right side
    302,018.93x = 46,270,322,963.57
  5. Step 5: Solve for x
    x = 46,270,322,963.57/302,018.93
  6. Step 6: Final answer
    x = 153,203.39

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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.