Home / 137,022.44-189,093.30-76,594.28

Finding the Fourth Proportional to 137,022.44, 189,093.30 and 76,594.28

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Solution

The fourth proportional to 137,022.44, 189,093.30 and 76,594.28 is: 105,701.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,022.44 : 189,093.30 = 76,594.28 : x
  2. Step 2: Convert to fraction form
    137,022.44/189,093.30 = 76,594.28/x
  3. Step 3: Cross multiply
    137,022.44x = 189,093.30 × 76,594.28
  4. Step 4: Simplify right side
    137,022.44x = 14,483,465,166.32
  5. Step 5: Solve for x
    x = 14,483,465,166.32/137,022.44
  6. Step 6: Final answer
    x = 105,701.41

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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.