Home / 120,450.02-166,244.31-69,495.68

Finding the Fourth Proportional to 120,450.02, 166,244.31 and 69,495.68

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Solution

The fourth proportional to 120,450.02, 166,244.31 and 69,495.68 is: 95,917.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,450.02 : 166,244.31 = 69,495.68 : x
  2. Step 2: Convert to fraction form
    120,450.02/166,244.31 = 69,495.68/x
  3. Step 3: Cross multiply
    120,450.02x = 166,244.31 × 69,495.68
  4. Step 4: Simplify right side
    120,450.02x = 11,553,261,369.58
  5. Step 5: Solve for x
    x = 11,553,261,369.58/120,450.02
  6. Step 6: Final answer
    x = 95,917.47

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1.5x scale

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.