Finding the Fourth Proportional to 93,721.19, 140,580.36 and 22,643.19
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Solution
The fourth proportional to 93,721.19, 140,580.36 and 22,643.19 is: 33,964.44
Step by Step Solution
- Step 1: Write the proportion equation
93,721.19 : 140,580.36 = 22,643.19 : x - Step 2: Convert to fraction form
93,721.19/140,580.36 = 22,643.19/x - Step 3: Cross multiply
93,721.19x = 140,580.36 × 22,643.19 - Step 4: Simplify right side
93,721.19x = 3,183,187,801.75 - Step 5: Solve for x
x = 3,183,187,801.75/93,721.19 - Step 6: Final answer
x = 33,964.44
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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.