Home / 66,270.02-91,451.61-36,054.65

Finding the Fourth Proportional to 66,270.02, 91,451.61 and 36,054.65

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Solution

The fourth proportional to 66,270.02, 91,451.61 and 36,054.65 is: 49,754.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,270.02 : 91,451.61 = 36,054.65 : x
  2. Step 2: Convert to fraction form
    66,270.02/91,451.61 = 36,054.65/x
  3. Step 3: Cross multiply
    66,270.02x = 91,451.61 × 36,054.65
  4. Step 4: Simplify right side
    66,270.02x = 3,297,255,333.23
  5. Step 5: Solve for x
    x = 3,297,255,333.23/66,270.02
  6. Step 6: Final answer
    x = 49,754.86

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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.