Finding the Fourth Proportional to 165,696.74, 248,566.11 and 163,132.10
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Solution
The fourth proportional to 165,696.74, 248,566.11 and 163,132.10 is: 244,718.82
Step by Step Solution
- Step 1: Write the proportion equation
165,696.74 : 248,566.11 = 163,132.10 : x - Step 2: Convert to fraction form
165,696.74/248,566.11 = 163,132.10/x - Step 3: Cross multiply
165,696.74x = 248,566.11 × 163,132.10 - Step 4: Simplify right side
165,696.74x = 40,549,111,513.13 - Step 5: Solve for x
x = 40,549,111,513.13/165,696.74 - Step 6: Final answer
x = 244,718.82
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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.