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Finding the Fourth Proportional to 195,599.50, 269,969.33 and 119,143.80

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Solution

The fourth proportional to 195,599.50, 269,969.33 and 119,143.80 is: 164,444.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,599.50 : 269,969.33 = 119,143.80 : x
  2. Step 2: Convert to fraction form
    195,599.50/269,969.33 = 119,143.80/x
  3. Step 3: Cross multiply
    195,599.50x = 269,969.33 × 119,143.80
  4. Step 4: Simplify right side
    195,599.50x = 32,165,172,157.51
  5. Step 5: Solve for x
    x = 32,165,172,157.51/195,599.50
  6. Step 6: Final answer
    x = 164,444.04

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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.