Finding the Fourth Proportional to 153,959.67, 230,945.99 and 48,776.31
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Solution
The fourth proportional to 153,959.67, 230,945.99 and 48,776.31 is: 73,166.52
Step by Step Solution
- Step 1: Write the proportion equation
153,959.67 : 230,945.99 = 48,776.31 : x - Step 2: Convert to fraction form
153,959.67/230,945.99 = 48,776.31/x - Step 3: Cross multiply
153,959.67x = 230,945.99 × 48,776.31 - Step 4: Simplify right side
153,959.67x = 11,264,692,957.62 - Step 5: Solve for x
x = 11,264,692,957.62/153,959.67 - Step 6: Final answer
x = 73,166.52
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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.