Finding the Fourth Proportional to 183,526.71, 253,244.12 and 102,943.05
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Solution
The fourth proportional to 183,526.71, 253,244.12 and 102,943.05 is: 142,048.65
Step by Step Solution
- Step 1: Write the proportion equation
183,526.71 : 253,244.12 = 102,943.05 : x - Step 2: Convert to fraction form
183,526.71/253,244.12 = 102,943.05/x - Step 3: Cross multiply
183,526.71x = 253,244.12 × 102,943.05 - Step 4: Simplify right side
183,526.71x = 26,069,721,592.65 - Step 5: Solve for x
x = 26,069,721,592.65/183,526.71 - Step 6: Final answer
x = 142,048.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.