Finding the Fourth Proportional to 239,126.58, 358,555.95 and 110,905.38
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Solution
The fourth proportional to 239,126.58, 358,555.95 and 110,905.38 is: 166,295.96
Step by Step Solution
- Step 1: Write the proportion equation
239,126.58 : 358,555.95 = 110,905.38 : x - Step 2: Convert to fraction form
239,126.58/358,555.95 = 110,905.38/x - Step 3: Cross multiply
239,126.58x = 358,555.95 × 110,905.38 - Step 4: Simplify right side
239,126.58x = 39,765,783,886.01 - Step 5: Solve for x
x = 39,765,783,886.01/239,126.58 - Step 6: Final answer
x = 166,295.96
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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.