Finding the Fourth Proportional to 81,038.94, 121,601.07 and 41,596.08
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Solution
The fourth proportional to 81,038.94, 121,601.07 and 41,596.08 is: 62,416.02
Step by Step Solution
- Step 1: Write the proportion equation
81,038.94 : 121,601.07 = 41,596.08 : x - Step 2: Convert to fraction form
81,038.94/121,601.07 = 41,596.08/x - Step 3: Cross multiply
81,038.94x = 121,601.07 × 41,596.08 - Step 4: Simplify right side
81,038.94x = 5,058,127,835.81 - Step 5: Solve for x
x = 5,058,127,835.81/81,038.94 - Step 6: Final answer
x = 62,416.02
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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.