Home / 89,358.44-123,315.94-49,075.82

Finding the Fourth Proportional to 89,358.44, 123,315.94 and 49,075.82

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Solution

The fourth proportional to 89,358.44, 123,315.94 and 49,075.82 is: 67,725.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,358.44 : 123,315.94 = 49,075.82 : x
  2. Step 2: Convert to fraction form
    89,358.44/123,315.94 = 49,075.82/x
  3. Step 3: Cross multiply
    89,358.44x = 123,315.94 × 49,075.82
  4. Step 4: Simplify right side
    89,358.44x = 6,051,830,874.57
  5. Step 5: Solve for x
    x = 6,051,830,874.57/89,358.44
  6. Step 6: Final answer
    x = 67,725.34

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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.