Home / 197,394.39-272,157.39-164,735.82

Finding the Fourth Proportional to 197,394.39, 272,157.39 and 164,735.82

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Solution

The fourth proportional to 197,394.39, 272,157.39 and 164,735.82 is: 227,129.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,394.39 : 272,157.39 = 164,735.82 : x
  2. Step 2: Convert to fraction form
    197,394.39/272,157.39 = 164,735.82/x
  3. Step 3: Cross multiply
    197,394.39x = 272,157.39 × 164,735.82
  4. Step 4: Simplify right side
    197,394.39x = 44,834,070,810.71
  5. Step 5: Solve for x
    x = 44,834,070,810.71/197,394.39
  6. Step 6: Final answer
    x = 227,129.41

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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.