Finding the Fourth Proportional to 104,813.90, 157,220.88 and 34,698.68
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Solution
The fourth proportional to 104,813.90, 157,220.88 and 34,698.68 is: 52,048.03
Step by Step Solution
- Step 1: Write the proportion equation
104,813.90 : 157,220.88 = 34,698.68 : x - Step 2: Convert to fraction form
104,813.90/157,220.88 = 34,698.68/x - Step 3: Cross multiply
104,813.90x = 157,220.88 × 34,698.68 - Step 4: Simplify right side
104,813.90x = 5,455,357,004.44 - Step 5: Solve for x
x = 5,455,357,004.44/104,813.90 - Step 6: Final answer
x = 52,048.03
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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.