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Finding the Fourth Proportional to 117,879, 176,823.36 and 34,773

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Solution

The fourth proportional to 117,879, 176,823.36 and 34,773 is: 52,160.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,879 : 176,823.36 = 34,773 : x
  2. Step 2: Convert to fraction form
    117,879/176,823.36 = 34,773/x
  3. Step 3: Cross multiply
    117,879x = 176,823.36 × 34,773
  4. Step 4: Simplify right side
    117,879x = 6,148,678,697.28
  5. Step 5: Solve for x
    x = 6,148,678,697.28/117,879
  6. Step 6: Final answer
    x = 52,160.93

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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.