Finding the Fourth Proportional to 247,546.96, 370,987.83 and 135,058.61
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Solution
The fourth proportional to 247,546.96, 370,987.83 and 135,058.61 is: 202,406.45
Step by Step Solution
- Step 1: Write the proportion equation
247,546.96 : 370,987.83 = 135,058.61 : x - Step 2: Convert to fraction form
247,546.96/370,987.83 = 135,058.61/x - Step 3: Cross multiply
247,546.96x = 370,987.83 × 135,058.61 - Step 4: Simplify right side
247,546.96x = 50,105,101,574.19 - Step 5: Solve for x
x = 50,105,101,574.19/247,546.96 - Step 6: Final answer
x = 202,406.45
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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.