Home / 195,692.09-270,050.52-115,124.81

Finding the Fourth Proportional to 195,692.09, 270,050.52 and 115,124.81

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Solution

The fourth proportional to 195,692.09, 270,050.52 and 115,124.81 is: 158,869.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,692.09 : 270,050.52 = 115,124.81 : x
  2. Step 2: Convert to fraction form
    195,692.09/270,050.52 = 115,124.81/x
  3. Step 3: Cross multiply
    195,692.09x = 270,050.52 × 115,124.81
  4. Step 4: Simplify right side
    195,692.09x = 31,089,513,239.29
  5. Step 5: Solve for x
    x = 31,089,513,239.29/195,692.09
  6. Step 6: Final answer
    x = 158,869.54

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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.