Home / 100,106.62-150,209.12-46,802.25

Finding the Fourth Proportional to 100,106.62, 150,209.12 and 46,802.25

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Solution

The fourth proportional to 100,106.62, 150,209.12 and 46,802.25 is: 70,226.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,106.62 : 150,209.12 = 46,802.25 : x
  2. Step 2: Convert to fraction form
    100,106.62/150,209.12 = 46,802.25/x
  3. Step 3: Cross multiply
    100,106.62x = 150,209.12 × 46,802.25
  4. Step 4: Simplify right side
    100,106.62x = 7,030,124,786.52
  5. Step 5: Solve for x
    x = 7,030,124,786.52/100,106.62
  6. Step 6: Final answer
    x = 70,226.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.