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Finding the Fourth Proportional to 176,480.20, 264,720.30 and 101,830.60

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Solution

The fourth proportional to 176,480.20, 264,720.30 and 101,830.60 is: 152,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,480.20 : 264,720.30 = 101,830.60 : x
  2. Step 2: Convert to fraction form
    176,480.20/264,720.30 = 101,830.60/x
  3. Step 3: Cross multiply
    176,480.20x = 264,720.30 × 101,830.60
  4. Step 4: Simplify right side
    176,480.20x = 26,956,626,981.18
  5. Step 5: Solve for x
    x = 26,956,626,981.18/176,480.20
  6. Step 6: Final answer
    x = 152,745.90

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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.