Finding the Fourth Proportional to 235,259.09, 352,690.23 and 102,039.02
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Solution
The fourth proportional to 235,259.09, 352,690.23 and 102,039.02 is: 152,972.48
Step by Step Solution
- Step 1: Write the proportion equation
235,259.09 : 352,690.23 = 102,039.02 : x - Step 2: Convert to fraction form
235,259.09/352,690.23 = 102,039.02/x - Step 3: Cross multiply
235,259.09x = 352,690.23 × 102,039.02 - Step 4: Simplify right side
235,259.09x = 35,988,165,432.77 - Step 5: Solve for x
x = 35,988,165,432.77/235,259.09 - Step 6: Final answer
x = 152,972.48
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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.