Finding the Fourth Proportional to 232,601.19, 320,988.73 and 130,612.47
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Solution
The fourth proportional to 232,601.19, 320,988.73 and 130,612.47 is: 180,244.70
Step by Step Solution
- Step 1: Write the proportion equation
232,601.19 : 320,988.73 = 130,612.47 : x - Step 2: Convert to fraction form
232,601.19/320,988.73 = 130,612.47/x - Step 3: Cross multiply
232,601.19x = 320,988.73 × 130,612.47 - Step 4: Simplify right side
232,601.19x = 41,925,130,867.46 - Step 5: Solve for x
x = 41,925,130,867.46/232,601.19 - Step 6: Final answer
x = 180,244.70
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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.