Finding the Fourth Proportional to 233,646.18, 322,431.84 and 126,216.18
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Solution
The fourth proportional to 233,646.18, 322,431.84 and 126,216.18 is: 174,178.39
Step by Step Solution
- Step 1: Write the proportion equation
233,646.18 : 322,431.84 = 126,216.18 : x - Step 2: Convert to fraction form
233,646.18/322,431.84 = 126,216.18/x - Step 3: Cross multiply
233,646.18x = 322,431.84 × 126,216.18 - Step 4: Simplify right side
233,646.18x = 40,696,115,155.17 - Step 5: Solve for x
x = 40,696,115,155.17/233,646.18 - Step 6: Final answer
x = 174,178.39
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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.