Finding the Fourth Proportional to 220,024.02, 303,622.62 and 135,124.68
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Solution
The fourth proportional to 220,024.02, 303,622.62 and 135,124.68 is: 186,465.59
Step by Step Solution
- Step 1: Write the proportion equation
220,024.02 : 303,622.62 = 135,124.68 : x - Step 2: Convert to fraction form
220,024.02/303,622.62 = 135,124.68/x - Step 3: Cross multiply
220,024.02x = 303,622.62 × 135,124.68 - Step 4: Simplify right side
220,024.02x = 41,026,909,368.26 - Step 5: Solve for x
x = 41,026,909,368.26/220,024.02 - Step 6: Final answer
x = 186,465.59
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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.