Home / 195,121.74-269,267.40-110,238.78

Finding the Fourth Proportional to 195,121.74, 269,267.40 and 110,238.78

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Solution

The fourth proportional to 195,121.74, 269,267.40 and 110,238.78 is: 152,129.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,121.74 : 269,267.40 = 110,238.78 : x
  2. Step 2: Convert to fraction form
    195,121.74/269,267.40 = 110,238.78/x
  3. Step 3: Cross multiply
    195,121.74x = 269,267.40 × 110,238.78
  4. Step 4: Simplify right side
    195,121.74x = 29,683,709,669.77
  5. Step 5: Solve for x
    x = 29,683,709,669.77/195,121.74
  6. Step 6: Final answer
    x = 152,129.18

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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.