Home / 89,942.45-134,901.37-26,772.32

Finding the Fourth Proportional to 89,942.45, 134,901.37 and 26,772.32

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Solution

The fourth proportional to 89,942.45, 134,901.37 and 26,772.32 is: 40,154.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,942.45 : 134,901.37 = 26,772.32 : x
  2. Step 2: Convert to fraction form
    89,942.45/134,901.37 = 26,772.32/x
  3. Step 3: Cross multiply
    89,942.45x = 134,901.37 × 26,772.32
  4. Step 4: Simplify right side
    89,942.45x = 3,611,622,866.20
  5. Step 5: Solve for x
    x = 3,611,622,866.20/89,942.45
  6. Step 6: Final answer
    x = 40,154.82

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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.