Finding the Fourth Proportional to 94,555.15, 130,486.14 and 51,534.65
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Solution
The fourth proportional to 94,555.15, 130,486.14 and 51,534.65 is: 71,117.84
Step by Step Solution
- Step 1: Write the proportion equation
94,555.15 : 130,486.14 = 51,534.65 : x - Step 2: Convert to fraction form
94,555.15/130,486.14 = 51,534.65/x - Step 3: Cross multiply
94,555.15x = 130,486.14 × 51,534.65 - Step 4: Simplify right side
94,555.15x = 6,724,557,880.97 - Step 5: Solve for x
x = 6,724,557,880.97/94,555.15 - Step 6: Final answer
x = 71,117.84
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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.