Home / 100,107.12-150,209.87-46,802.75

Finding the Fourth Proportional to 100,107.12, 150,209.87 and 46,802.75

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Solution

The fourth proportional to 100,107.12, 150,209.87 and 46,802.75 is: 70,227.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,107.12 : 150,209.87 = 46,802.75 : x
  2. Step 2: Convert to fraction form
    100,107.12/150,209.87 = 46,802.75/x
  3. Step 3: Cross multiply
    100,107.12x = 150,209.87 × 46,802.75
  4. Step 4: Simplify right side
    100,107.12x = 7,030,234,008.08
  5. Step 5: Solve for x
    x = 7,030,234,008.08/100,107.12
  6. Step 6: Final answer
    x = 70,227.11

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1.5x scale

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.