Home / 119,824.72-166,057.14-118,133.44

Finding the Fourth Proportional to 119,824.72, 166,057.14 and 118,133.44

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Solution

The fourth proportional to 119,824.72, 166,057.14 and 118,133.44 is: 163,713.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,824.72 : 166,057.14 = 118,133.44 : x
  2. Step 2: Convert to fraction form
    119,824.72/166,057.14 = 118,133.44/x
  3. Step 3: Cross multiply
    119,824.72x = 166,057.14 × 118,133.44
  4. Step 4: Simplify right side
    119,824.72x = 19,616,900,548.12
  5. Step 5: Solve for x
    x = 19,616,900,548.12/119,824.72
  6. Step 6: Final answer
    x = 163,713.31

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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.