Finding the Fourth Proportional to 165,530.08, 248,296.38 and 47,201.32
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Solution
The fourth proportional to 165,530.08, 248,296.38 and 47,201.32 is: 70,802.34
Step by Step Solution
- Step 1: Write the proportion equation
165,530.08 : 248,296.38 = 47,201.32 : x - Step 2: Convert to fraction form
165,530.08/248,296.38 = 47,201.32/x - Step 3: Cross multiply
165,530.08x = 248,296.38 × 47,201.32 - Step 4: Simplify right side
165,530.08x = 11,719,916,887.22 - Step 5: Solve for x
x = 11,719,916,887.22/165,530.08 - Step 6: Final answer
x = 70,802.34
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1.5x scale
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.