Finding the Fourth Proportional to 192,279.58, 265,351.14 and 106,244.08
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Solution
The fourth proportional to 192,279.58, 265,351.14 and 106,244.08 is: 146,619.77
Step by Step Solution
- Step 1: Write the proportion equation
192,279.58 : 265,351.14 = 106,244.08 : x - Step 2: Convert to fraction form
192,279.58/265,351.14 = 106,244.08/x - Step 3: Cross multiply
192,279.58x = 265,351.14 × 106,244.08 - Step 4: Simplify right side
192,279.58x = 28,191,987,746.25 - Step 5: Solve for x
x = 28,191,987,746.25/192,279.58 - Step 6: Final answer
x = 146,619.77
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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.