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Finding the Fourth Proportional to 197,063.38, 295,611.36 and 84,746.26

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Solution

The fourth proportional to 197,063.38, 295,611.36 and 84,746.26 is: 127,126.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,063.38 : 295,611.36 = 84,746.26 : x
  2. Step 2: Convert to fraction form
    197,063.38/295,611.36 = 84,746.26/x
  3. Step 3: Cross multiply
    197,063.38x = 295,611.36 × 84,746.26
  4. Step 4: Simplify right side
    197,063.38x = 25,051,957,173.51
  5. Step 5: Solve for x
    x = 25,051,957,173.51/197,063.38
  6. Step 6: Final answer
    x = 127,126.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.