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Finding the Fourth Proportional to 195,522.69, 269,774.79 and 119,040.91

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Solution

The fourth proportional to 195,522.69, 269,774.79 and 119,040.91 is: 164,248.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,522.69 : 269,774.79 = 119,040.91 : x
  2. Step 2: Convert to fraction form
    195,522.69/269,774.79 = 119,040.91/x
  3. Step 3: Cross multiply
    195,522.69x = 269,774.79 × 119,040.91
  4. Step 4: Simplify right side
    195,522.69x = 32,114,236,496.66
  5. Step 5: Solve for x
    x = 32,114,236,496.66/195,522.69
  6. Step 6: Final answer
    x = 164,248.13

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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.