Finding the Fourth Proportional to 91,058.99, 136,330.92 and 48,266.92
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Solution
The fourth proportional to 91,058.99, 136,330.92 and 48,266.92 is: 72,263.85
Step by Step Solution
- Step 1: Write the proportion equation
91,058.99 : 136,330.92 = 48,266.92 : x - Step 2: Convert to fraction form
91,058.99/136,330.92 = 48,266.92/x - Step 3: Cross multiply
91,058.99x = 136,330.92 × 48,266.92 - Step 4: Simplify right side
91,058.99x = 6,580,273,322.32 - Step 5: Solve for x
x = 6,580,273,322.32/91,058.99 - Step 6: Final answer
x = 72,263.85
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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.