Home / 110,962.57-166,485.77-66,620.23

Finding the Fourth Proportional to 110,962.57, 166,485.77 and 66,620.23

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Solution

The fourth proportional to 110,962.57, 166,485.77 and 66,620.23 is: 99,955.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,962.57 : 166,485.77 = 66,620.23 : x
  2. Step 2: Convert to fraction form
    110,962.57/166,485.77 = 66,620.23/x
  3. Step 3: Cross multiply
    110,962.57x = 166,485.77 × 66,620.23
  4. Step 4: Simplify right side
    110,962.57x = 11,091,320,289.13
  5. Step 5: Solve for x
    x = 11,091,320,289.13/110,962.57
  6. Step 6: Final answer
    x = 99,955.51

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1.5x scale

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.