Finding the Fourth Proportional to 115,927.24, 159,706.47 and 108,952.08
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Solution
The fourth proportional to 115,927.24, 159,706.47 and 108,952.08 is: 150,097.18
Step by Step Solution
- Step 1: Write the proportion equation
115,927.24 : 159,706.47 = 108,952.08 : x - Step 2: Convert to fraction form
115,927.24/159,706.47 = 108,952.08/x - Step 3: Cross multiply
115,927.24x = 159,706.47 × 108,952.08 - Step 4: Simplify right side
115,927.24x = 17,400,352,095.96 - Step 5: Solve for x
x = 17,400,352,095.96/115,927.24 - Step 6: Final answer
x = 150,097.18
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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.