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Finding the Fourth Proportional to 195,772.75, 270,085.70 and 119,263.93

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Solution

The fourth proportional to 195,772.75, 270,085.70 and 119,263.93 is: 164,535.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,772.75 : 270,085.70 = 119,263.93 : x
  2. Step 2: Convert to fraction form
    195,772.75/270,085.70 = 119,263.93/x
  3. Step 3: Cross multiply
    195,772.75x = 270,085.70 × 119,263.93
  4. Step 4: Simplify right side
    195,772.75x = 32,211,480,370.21
  5. Step 5: Solve for x
    x = 32,211,480,370.21/195,772.75
  6. Step 6: Final answer
    x = 164,535.06

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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.