Finding the Fourth Proportional to 155,059.24, 232,393.82 and 83,979.08
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Solution
The fourth proportional to 155,059.24, 232,393.82 and 83,979.08 is: 125,862.99
Step by Step Solution
- Step 1: Write the proportion equation
155,059.24 : 232,393.82 = 83,979.08 : x - Step 2: Convert to fraction form
155,059.24/232,393.82 = 83,979.08/x - Step 3: Cross multiply
155,059.24x = 232,393.82 × 83,979.08 - Step 4: Simplify right side
155,059.24x = 19,516,219,201.29 - Step 5: Solve for x
x = 19,516,219,201.29/155,059.24 - Step 6: Final answer
x = 125,862.99
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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.