Home / 66,137.94-91,271.97-37,852.74

Finding the Fourth Proportional to 66,137.94, 91,271.97 and 37,852.74

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Solution

The fourth proportional to 66,137.94, 91,271.97 and 37,852.74 is: 52,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,137.94 : 91,271.97 = 37,852.74 : x
  2. Step 2: Convert to fraction form
    66,137.94/91,271.97 = 37,852.74/x
  3. Step 3: Cross multiply
    66,137.94x = 91,271.97 × 37,852.74
  4. Step 4: Simplify right side
    66,137.94x = 3,454,894,149.70
  5. Step 5: Solve for x
    x = 3,454,894,149.70/66,137.94
  6. Step 6: Final answer
    x = 52,237.70

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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.