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Finding the Fourth Proportional to 365,204.70, 547,865.88 and 112,485.12

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Solution

The fourth proportional to 365,204.70, 547,865.88 and 112,485.12 is: 168,745.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,204.70 : 547,865.88 = 112,485.12 : x
  2. Step 2: Convert to fraction form
    365,204.70/547,865.88 = 112,485.12/x
  3. Step 3: Cross multiply
    365,204.70x = 547,865.88 × 112,485.12
  4. Step 4: Simplify right side
    365,204.70x = 61,626,759,255.71
  5. Step 5: Solve for x
    x = 61,626,759,255.71/365,204.70
  6. Step 6: Final answer
    x = 168,745.80

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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.