Home / 150,450.36-225,401.22-70,340.28

Finding the Fourth Proportional to 150,450.36, 225,401.22 and 70,340.28

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Solution

The fourth proportional to 150,450.36, 225,401.22 and 70,340.28 is: 105,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,450.36 : 225,401.22 = 70,340.28 : x
  2. Step 2: Convert to fraction form
    150,450.36/225,401.22 = 70,340.28/x
  3. Step 3: Cross multiply
    150,450.36x = 225,401.22 × 70,340.28
  4. Step 4: Simplify right side
    150,450.36x = 15,854,784,927.14
  5. Step 5: Solve for x
    x = 15,854,784,927.14/150,450.36
  6. Step 6: Final answer
    x = 105,382.17

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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.