Finding the Fourth Proportional to 236,551.17, 326,391.89 and 135,929.73
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Solution
The fourth proportional to 236,551.17, 326,391.89 and 135,929.73 is: 187,555.03
Step by Step Solution
- Step 1: Write the proportion equation
236,551.17 : 326,391.89 = 135,929.73 : x - Step 2: Convert to fraction form
236,551.17/326,391.89 = 135,929.73/x - Step 3: Cross multiply
236,551.17x = 326,391.89 × 135,929.73 - Step 4: Simplify right side
236,551.17x = 44,366,360,802.24 - Step 5: Solve for x
x = 44,366,360,802.24/236,551.17 - Step 6: Final answer
x = 187,555.03
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1.5x scale
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.