Finding the Fourth Proportional to 92,529.68, 127,679.36 and 52,238.48
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Solution
The fourth proportional to 92,529.68, 127,679.36 and 52,238.48 is: 72,082.55
Step by Step Solution
- Step 1: Write the proportion equation
92,529.68 : 127,679.36 = 52,238.48 : x - Step 2: Convert to fraction form
92,529.68/127,679.36 = 52,238.48/x - Step 3: Cross multiply
92,529.68x = 127,679.36 × 52,238.48 - Step 4: Simplify right side
92,529.68x = 6,669,775,693.77 - Step 5: Solve for x
x = 6,669,775,693.77/92,529.68 - Step 6: Final answer
x = 72,082.55
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1.5x scale
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.