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Finding the Fourth Proportional to 176,048.70, 263,781.45 and 149,804.70

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Solution

The fourth proportional to 176,048.70, 263,781.45 and 149,804.70 is: 224,458.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,048.70 : 263,781.45 = 149,804.70 : x
  2. Step 2: Convert to fraction form
    176,048.70/263,781.45 = 149,804.70/x
  3. Step 3: Cross multiply
    176,048.70x = 263,781.45 × 149,804.70
  4. Step 4: Simplify right side
    176,048.70x = 39,515,700,982.82
  5. Step 5: Solve for x
    x = 39,515,700,982.82/176,048.70
  6. Step 6: Final answer
    x = 224,458.92

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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.