Home / 110,962.22-166,485.27-66,619.89

Finding the Fourth Proportional to 110,962.22, 166,485.27 and 66,619.89

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Solution

The fourth proportional to 110,962.22, 166,485.27 and 66,619.89 is: 99,955.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,962.22 : 166,485.27 = 66,619.89 : x
  2. Step 2: Convert to fraction form
    110,962.22/166,485.27 = 66,619.89/x
  3. Step 3: Cross multiply
    110,962.22x = 166,485.27 × 66,619.89
  4. Step 4: Simplify right side
    110,962.22x = 11,091,230,374.02
  5. Step 5: Solve for x
    x = 11,091,230,374.02/110,962.22
  6. Step 6: Final answer
    x = 99,955.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.