Finding the Fourth Proportional to 95,718.18, 132,089.73 and 53,276.70
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Solution
The fourth proportional to 95,718.18, 132,089.73 and 53,276.70 is: 73,521.09
Step by Step Solution
- Step 1: Write the proportion equation
95,718.18 : 132,089.73 = 53,276.70 : x - Step 2: Convert to fraction form
95,718.18/132,089.73 = 53,276.70/x - Step 3: Cross multiply
95,718.18x = 132,089.73 × 53,276.70 - Step 4: Simplify right side
95,718.18x = 7,037,304,918.29 - Step 5: Solve for x
x = 7,037,304,918.29/95,718.18 - Step 6: Final answer
x = 73,521.09
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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.