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Finding the Fourth Proportional to 117,779.84, 176,670.79 and 33,539.93

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Solution

The fourth proportional to 117,779.84, 176,670.79 and 33,539.93 is: 50,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,779.84 : 176,670.79 = 33,539.93 : x
  2. Step 2: Convert to fraction form
    117,779.84/176,670.79 = 33,539.93/x
  3. Step 3: Cross multiply
    117,779.84x = 176,670.79 × 33,539.93
  4. Step 4: Simplify right side
    117,779.84x = 5,925,525,487.97
  5. Step 5: Solve for x
    x = 5,925,525,487.97/117,779.84
  6. Step 6: Final answer
    x = 50,310.19

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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.