Home / 66,726.35-92,081.58-36,511.33

Finding the Fourth Proportional to 66,726.35, 92,081.58 and 36,511.33

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Solution

The fourth proportional to 66,726.35, 92,081.58 and 36,511.33 is: 50,385.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,726.35 : 92,081.58 = 36,511.33 : x
  2. Step 2: Convert to fraction form
    66,726.35/92,081.58 = 36,511.33/x
  3. Step 3: Cross multiply
    66,726.35x = 92,081.58 × 36,511.33
  4. Step 4: Simplify right side
    66,726.35x = 3,362,020,493.89
  5. Step 5: Solve for x
    x = 3,362,020,493.89/66,726.35
  6. Step 6: Final answer
    x = 50,385.20

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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.