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Finding the Fourth Proportional to 176,140.60, 264,210.90 and 169,919.80

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Solution

The fourth proportional to 176,140.60, 264,210.90 and 169,919.80 is: 254,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,140.60 : 264,210.90 = 169,919.80 : x
  2. Step 2: Convert to fraction form
    176,140.60/264,210.90 = 169,919.80/x
  3. Step 3: Cross multiply
    176,140.60x = 264,210.90 × 169,919.80
  4. Step 4: Simplify right side
    176,140.60x = 44,894,663,285.82
  5. Step 5: Solve for x
    x = 44,894,663,285.82/176,140.60
  6. Step 6: Final answer
    x = 254,879.70

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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.