Finding the Fourth Proportional to 124,449.44, 186,674.84 and 30,955.19
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Solution
The fourth proportional to 124,449.44, 186,674.84 and 30,955.19 is: 46,432.95
Step by Step Solution
- Step 1: Write the proportion equation
124,449.44 : 186,674.84 = 30,955.19 : x - Step 2: Convert to fraction form
124,449.44/186,674.84 = 30,955.19/x - Step 3: Cross multiply
124,449.44x = 186,674.84 × 30,955.19 - Step 4: Simplify right side
124,449.44x = 5,778,554,985.64 - Step 5: Solve for x
x = 5,778,554,985.64/124,449.44 - Step 6: Final answer
x = 46,432.95
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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.