Home / 119,935.56-166,211.10-118,244.28

Finding the Fourth Proportional to 119,935.56, 166,211.10 and 118,244.28

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Solution

The fourth proportional to 119,935.56, 166,211.10 and 118,244.28 is: 163,867.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,935.56 : 166,211.10 = 118,244.28 : x
  2. Step 2: Convert to fraction form
    119,935.56/166,211.10 = 118,244.28/x
  3. Step 3: Cross multiply
    119,935.56x = 166,211.10 × 118,244.28
  4. Step 4: Simplify right side
    119,935.56x = 19,653,511,847.51
  5. Step 5: Solve for x
    x = 19,653,511,847.51/119,935.56
  6. Step 6: Final answer
    x = 163,867.26

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.