Home / 150,395.94-225,568.59-70,442.28

Finding the Fourth Proportional to 150,395.94, 225,568.59 and 70,442.28

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Solution

The fourth proportional to 150,395.94, 225,568.59 and 70,442.28 is: 105,651.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,395.94 : 225,568.59 = 70,442.28 : x
  2. Step 2: Convert to fraction form
    150,395.94/225,568.59 = 70,442.28/x
  3. Step 3: Cross multiply
    150,395.94x = 225,568.59 × 70,442.28
  4. Step 4: Simplify right side
    150,395.94x = 15,889,565,775.99
  5. Step 5: Solve for x
    x = 15,889,565,775.99/150,395.94
  6. Step 6: Final answer
    x = 105,651.56

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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.