Home / 93,067.43-138,548.55-92,513.84

Finding the Fourth Proportional to 93,067.43, 138,548.55 and 92,513.84

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Solution

The fourth proportional to 93,067.43, 138,548.55 and 92,513.84 is: 137,724.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,067.43 : 138,548.55 = 92,513.84 : x
  2. Step 2: Convert to fraction form
    93,067.43/138,548.55 = 92,513.84/x
  3. Step 3: Cross multiply
    93,067.43x = 138,548.55 × 92,513.84
  4. Step 4: Simplify right side
    93,067.43x = 12,817,657,694.19
  5. Step 5: Solve for x
    x = 12,817,657,694.19/93,067.43
  6. Step 6: Final answer
    x = 137,724.43

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.