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Finding the Fourth Proportional to 365,149.42, 547,743.87 and 112,603.77

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Solution

The fourth proportional to 365,149.42, 547,743.87 and 112,603.77 is: 168,911.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,149.42 : 547,743.87 = 112,603.77 : x
  2. Step 2: Convert to fraction form
    365,149.42/547,743.87 = 112,603.77/x
  3. Step 3: Cross multiply
    365,149.42x = 547,743.87 × 112,603.77
  4. Step 4: Simplify right side
    365,149.42x = 61,678,024,756.39
  5. Step 5: Solve for x
    x = 61,678,024,756.39/365,149.42
  6. Step 6: Final answer
    x = 168,911.74

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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.