Home / 119,042.36-164,273.05-65,326.29

Finding the Fourth Proportional to 119,042.36, 164,273.05 and 65,326.29

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Solution

The fourth proportional to 119,042.36, 164,273.05 and 65,326.29 is: 90,147.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,042.36 : 164,273.05 = 65,326.29 : x
  2. Step 2: Convert to fraction form
    119,042.36/164,273.05 = 65,326.29/x
  3. Step 3: Cross multiply
    119,042.36x = 164,273.05 × 65,326.29
  4. Step 4: Simplify right side
    119,042.36x = 10,731,348,576.85
  5. Step 5: Solve for x
    x = 10,731,348,576.85/119,042.36
  6. Step 6: Final answer
    x = 90,147.31

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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.