Finding the Fourth Proportional to 375,411.19, 563,112.01 and 91,104.07
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Solution
The fourth proportional to 375,411.19, 563,112.01 and 91,104.07 is: 136,654.95
Step by Step Solution
- Step 1: Write the proportion equation
375,411.19 : 563,112.01 = 91,104.07 : x - Step 2: Convert to fraction form
375,411.19/563,112.01 = 91,104.07/x - Step 3: Cross multiply
375,411.19x = 563,112.01 × 91,104.07 - Step 4: Simplify right side
375,411.19x = 51,301,795,976.88 - Step 5: Solve for x
x = 51,301,795,976.88/375,411.19 - Step 6: Final answer
x = 136,654.95
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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.