Home / 197,116.08-295,669.80-84,870.96

Finding the Fourth Proportional to 197,116.08, 295,669.80 and 84,870.96

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Solution

The fourth proportional to 197,116.08, 295,669.80 and 84,870.96 is: 127,304.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,116.08 : 295,669.80 = 84,870.96 : x
  2. Step 2: Convert to fraction form
    197,116.08/295,669.80 = 84,870.96/x
  3. Step 3: Cross multiply
    197,116.08x = 295,669.80 × 84,870.96
  4. Step 4: Simplify right side
    197,116.08x = 25,093,779,769.01
  5. Step 5: Solve for x
    x = 25,093,779,769.01/197,116.08
  6. Step 6: Final answer
    x = 127,304.58

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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.