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Finding the Fourth Proportional to 93,067.98, 139,599.45 and 22,947.90

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Solution

The fourth proportional to 93,067.98, 139,599.45 and 22,947.90 is: 34,421.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,067.98 : 139,599.45 = 22,947.90 : x
  2. Step 2: Convert to fraction form
    93,067.98/139,599.45 = 22,947.90/x
  3. Step 3: Cross multiply
    93,067.98x = 139,599.45 × 22,947.90
  4. Step 4: Simplify right side
    93,067.98x = 3,203,514,218.66
  5. Step 5: Solve for x
    x = 3,203,514,218.66/93,067.98
  6. Step 6: Final answer
    x = 34,421.23

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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.