Home / 146,205.27-201,763.58-79,137.27

Finding the Fourth Proportional to 146,205.27, 201,763.58 and 79,137.27

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Solution

The fourth proportional to 146,205.27, 201,763.58 and 79,137.27 is: 109,209.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,205.27 : 201,763.58 = 79,137.27 : x
  2. Step 2: Convert to fraction form
    146,205.27/201,763.58 = 79,137.27/x
  3. Step 3: Cross multiply
    146,205.27x = 201,763.58 × 79,137.27
  4. Step 4: Simplify right side
    146,205.27x = 15,967,018,510.94
  5. Step 5: Solve for x
    x = 15,967,018,510.94/146,205.27
  6. Step 6: Final answer
    x = 109,209.60

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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.