Finding the Fourth Proportional to 95,158.16, 131,312.58 and 52,713.62
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Solution
The fourth proportional to 95,158.16, 131,312.58 and 52,713.62 is: 72,741.65
Step by Step Solution
- Step 1: Write the proportion equation
95,158.16 : 131,312.58 = 52,713.62 : x - Step 2: Convert to fraction form
95,158.16/131,312.58 = 52,713.62/x - Step 3: Cross multiply
95,158.16x = 131,312.58 × 52,713.62 - Step 4: Simplify right side
95,158.16x = 6,921,961,443.34 - Step 5: Solve for x
x = 6,921,961,443.34/95,158.16 - Step 6: Final answer
x = 72,741.65
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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.