Finding the Fourth Proportional to 104,566.81, 144,290.48 and 59,235.08
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Solution
The fourth proportional to 104,566.81, 144,290.48 and 59,235.08 is: 81,737.78
Step by Step Solution
- Step 1: Write the proportion equation
104,566.81 : 144,290.48 = 59,235.08 : x - Step 2: Convert to fraction form
104,566.81/144,290.48 = 59,235.08/x - Step 3: Cross multiply
104,566.81x = 144,290.48 × 59,235.08 - Step 4: Simplify right side
104,566.81x = 8,547,058,253.24 - Step 5: Solve for x
x = 8,547,058,253.24/104,566.81 - Step 6: Final answer
x = 81,737.78
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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.