Home / 66,280.15-91,466.52-36,065.41

Finding the Fourth Proportional to 66,280.15, 91,466.52 and 36,065.41

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Solution

The fourth proportional to 66,280.15, 91,466.52 and 36,065.41 is: 49,770.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,280.15 : 91,466.52 = 36,065.41 : x
  2. Step 2: Convert to fraction form
    66,280.15/91,466.52 = 36,065.41/x
  3. Step 3: Cross multiply
    66,280.15x = 91,466.52 × 36,065.41
  4. Step 4: Simplify right side
    66,280.15x = 3,298,777,545.07
  5. Step 5: Solve for x
    x = 3,298,777,545.07/66,280.15
  6. Step 6: Final answer
    x = 49,770.22

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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.