Finding the Fourth Proportional to 235,448.09, 353,164.19 and 102,328.36
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Solution
The fourth proportional to 235,448.09, 353,164.19 and 102,328.36 is: 153,489.09
Step by Step Solution
- Step 1: Write the proportion equation
235,448.09 : 353,164.19 = 102,328.36 : x - Step 2: Convert to fraction form
235,448.09/353,164.19 = 102,328.36/x - Step 3: Cross multiply
235,448.09x = 353,164.19 × 102,328.36 - Step 4: Simplify right side
235,448.09x = 36,138,712,373.43 - Step 5: Solve for x
x = 36,138,712,373.43/235,448.09 - Step 6: Final answer
x = 153,489.09
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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.