Finding the Fourth Proportional to 192,279.17, 265,347.58 and 106,237.80
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Solution
The fourth proportional to 192,279.17, 265,347.58 and 106,237.80 is: 146,609.45
Step by Step Solution
- Step 1: Write the proportion equation
192,279.17 : 265,347.58 = 106,237.80 : x - Step 2: Convert to fraction form
192,279.17/265,347.58 = 106,237.80/x - Step 3: Cross multiply
192,279.17x = 265,347.58 × 106,237.80 - Step 4: Simplify right side
192,279.17x = 28,189,943,134.52 - Step 5: Solve for x
x = 28,189,943,134.52/192,279.17 - Step 6: Final answer
x = 146,609.45
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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.