Home / 150,172.38-225,271.62-56,678.94

Finding the Fourth Proportional to 150,172.38, 225,271.62 and 56,678.94

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Solution

The fourth proportional to 150,172.38, 225,271.62 and 56,678.94 is: 85,023.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,172.38 : 225,271.62 = 56,678.94 : x
  2. Step 2: Convert to fraction form
    150,172.38/225,271.62 = 56,678.94/x
  3. Step 3: Cross multiply
    150,172.38x = 225,271.62 × 56,678.94
  4. Step 4: Simplify right side
    150,172.38x = 12,768,156,633.68
  5. Step 5: Solve for x
    x = 12,768,156,633.68/150,172.38
  6. Step 6: Final answer
    x = 85,023.34

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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.