Home / 195,191.48-269,362-105,767.48

Finding the Fourth Proportional to 195,191.48, 269,362 and 105,767.48

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Solution

The fourth proportional to 195,191.48, 269,362 and 105,767.48 is: 145,957.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,191.48 : 269,362 = 105,767.48 : x
  2. Step 2: Convert to fraction form
    195,191.48/269,362 = 105,767.48/x
  3. Step 3: Cross multiply
    195,191.48x = 269,362 × 105,767.48
  4. Step 4: Simplify right side
    195,191.48x = 28,489,739,947.76
  5. Step 5: Solve for x
    x = 28,489,739,947.76/195,191.48
  6. Step 6: Final answer
    x = 145,957.91

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1.5x scale

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.