Finding the Fourth Proportional to 115,577.88, 159,497.48 and 62,585.88
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Solution
The fourth proportional to 115,577.88, 159,497.48 and 62,585.88 is: 86,368.52
Step by Step Solution
- Step 1: Write the proportion equation
115,577.88 : 159,497.48 = 62,585.88 : x - Step 2: Convert to fraction form
115,577.88/159,497.48 = 62,585.88/x - Step 3: Cross multiply
115,577.88x = 159,497.48 × 62,585.88 - Step 4: Simplify right side
115,577.88x = 9,982,290,143.58 - Step 5: Solve for x
x = 9,982,290,143.58/115,577.88 - Step 6: Final answer
x = 86,368.52
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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.