Finding the Fourth Proportional to 248,118.04, 342,409.98 and 134,948.08
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Solution
The fourth proportional to 248,118.04, 342,409.98 and 134,948.08 is: 186,232.20
Step by Step Solution
- Step 1: Write the proportion equation
248,118.04 : 342,409.98 = 134,948.08 : x - Step 2: Convert to fraction form
248,118.04/342,409.98 = 134,948.08/x - Step 3: Cross multiply
248,118.04x = 342,409.98 × 134,948.08 - Step 4: Simplify right side
248,118.04x = 46,207,569,373.84 - Step 5: Solve for x
x = 46,207,569,373.84/248,118.04 - Step 6: Final answer
x = 186,232.20
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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.