Finding the Fourth Proportional to 192,203.08, 265,068.18 and 120,590.92
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Solution
The fourth proportional to 192,203.08, 265,068.18 and 120,590.92 is: 166,307.51
Step by Step Solution
- Step 1: Write the proportion equation
192,203.08 : 265,068.18 = 120,590.92 : x - Step 2: Convert to fraction form
192,203.08/265,068.18 = 120,590.92/x - Step 3: Cross multiply
192,203.08x = 265,068.18 × 120,590.92 - Step 4: Simplify right side
192,203.08x = 31,964,815,688.93 - Step 5: Solve for x
x = 31,964,815,688.93/192,203.08 - Step 6: Final answer
x = 166,307.51
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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.