Home / 92,647,882.82-138,924,326.75-48,952,139.40

Finding the Fourth Proportional to 92,647,882.82, 138,924,326.75 and 48,952,139.40

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Solution

The fourth proportional to 92,647,882.82, 138,924,326.75 and 48,952,139.40 is: 73,403,112.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,647,882.82 : 138,924,326.75 = 48,952,139.40 : x
  2. Step 2: Convert to fraction form
    92,647,882.82/138,924,326.75 = 48,952,139.40/x
  3. Step 3: Cross multiply
    92,647,882.82x = 138,924,326.75 × 48,952,139.40
  4. Step 4: Simplify right side
    92,647,882.82x = 6,800,643,008,872,388
  5. Step 5: Solve for x
    x = 6,800,643,008,872,388/92,647,882.82
  6. Step 6: Final answer
    x = 73,403,112.97

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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.