Home / 150,775.40-226,128.55-90,002.84

Finding the Fourth Proportional to 150,775.40, 226,128.55 and 90,002.84

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Solution

The fourth proportional to 150,775.40, 226,128.55 and 90,002.84 is: 134,983.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,775.40 : 226,128.55 = 90,002.84 : x
  2. Step 2: Convert to fraction form
    150,775.40/226,128.55 = 90,002.84/x
  3. Step 3: Cross multiply
    150,775.40x = 226,128.55 × 90,002.84
  4. Step 4: Simplify right side
    150,775.40x = 20,352,210,349.43
  5. Step 5: Solve for x
    x = 20,352,210,349.43/150,775.40
  6. Step 6: Final answer
    x = 134,983.63

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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.