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Finding the Fourth Proportional to 267,303, 368,878.14 and 148,071

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Solution

The fourth proportional to 267,303, 368,878.14 and 148,071 is: 204,337.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,303 : 368,878.14 = 148,071 : x
  2. Step 2: Convert to fraction form
    267,303/368,878.14 = 148,071/x
  3. Step 3: Cross multiply
    267,303x = 368,878.14 × 148,071
  4. Step 4: Simplify right side
    267,303x = 54,620,155,067.94
  5. Step 5: Solve for x
    x = 54,620,155,067.94/267,303
  6. Step 6: Final answer
    x = 204,337.98

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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.