Finding the Fourth Proportional to 225,948.08, 311,807.40 and 125,346.08
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Solution
The fourth proportional to 225,948.08, 311,807.40 and 125,346.08 is: 172,977.06
Step by Step Solution
- Step 1: Write the proportion equation
225,948.08 : 311,807.40 = 125,346.08 : x - Step 2: Convert to fraction form
225,948.08/311,807.40 = 125,346.08/x - Step 3: Cross multiply
225,948.08x = 311,807.40 × 125,346.08 - Step 4: Simplify right side
225,948.08x = 39,083,835,304.99 - Step 5: Solve for x
x = 39,083,835,304.99/225,948.08 - Step 6: Final answer
x = 172,977.06
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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.