Home / 151,913.44-209,645.08-84,844

Finding the Fourth Proportional to 151,913.44, 209,645.08 and 84,844

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Solution

The fourth proportional to 151,913.44, 209,645.08 and 84,844 is: 117,087.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,913.44 : 209,645.08 = 84,844 : x
  2. Step 2: Convert to fraction form
    151,913.44/209,645.08 = 84,844/x
  3. Step 3: Cross multiply
    151,913.44x = 209,645.08 × 84,844
  4. Step 4: Simplify right side
    151,913.44x = 17,787,127,167.52
  5. Step 5: Solve for x
    x = 17,787,127,167.52/151,913.44
  6. Step 6: Final answer
    x = 117,087.25

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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.