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Finding the Fourth Proportional to 176,271.20, 264,795.60 and 169,661.60

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Solution

The fourth proportional to 176,271.20, 264,795.60 and 169,661.60 is: 254,866.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,271.20 : 264,795.60 = 169,661.60 : x
  2. Step 2: Convert to fraction form
    176,271.20/264,795.60 = 169,661.60/x
  3. Step 3: Cross multiply
    176,271.20x = 264,795.60 × 169,661.60
  4. Step 4: Simplify right side
    176,271.20x = 44,925,645,168.96
  5. Step 5: Solve for x
    x = 44,925,645,168.96/176,271.20
  6. Step 6: Final answer
    x = 254,866.62

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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.