Finding the Fourth Proportional to 192,026.10, 264,993.75 and 105,985.74
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Solution
The fourth proportional to 192,026.10, 264,993.75 and 105,985.74 is: 146,259.07
Step by Step Solution
- Step 1: Write the proportion equation
192,026.10 : 264,993.75 = 105,985.74 : x - Step 2: Convert to fraction form
192,026.10/264,993.75 = 105,985.74/x - Step 3: Cross multiply
192,026.10x = 264,993.75 × 105,985.74 - Step 4: Simplify right side
192,026.10x = 28,085,558,689.13 - Step 5: Solve for x
x = 28,085,558,689.13/192,026.10 - Step 6: Final answer
x = 146,259.07
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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.