Home / 120,464.22-166,233.60-66,746.01

Finding the Fourth Proportional to 120,464.22, 166,233.60 and 66,746.01

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Solution

The fourth proportional to 120,464.22, 166,233.60 and 66,746.01 is: 92,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,464.22 : 166,233.60 = 66,746.01 : x
  2. Step 2: Convert to fraction form
    120,464.22/166,233.60 = 66,746.01/x
  3. Step 3: Cross multiply
    120,464.22x = 166,233.60 × 66,746.01
  4. Step 4: Simplify right side
    120,464.22x = 11,095,429,527.94
  5. Step 5: Solve for x
    x = 11,095,429,527.94/120,464.22
  6. Step 6: Final answer
    x = 92,105.60

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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.