Finding the Fourth Proportional to 86,707.08, 119,655.62 and 46,963.08
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Solution
The fourth proportional to 86,707.08, 119,655.62 and 46,963.08 is: 64,808.97
Step by Step Solution
- Step 1: Write the proportion equation
86,707.08 : 119,655.62 = 46,963.08 : x - Step 2: Convert to fraction form
86,707.08/119,655.62 = 46,963.08/x - Step 3: Cross multiply
86,707.08x = 119,655.62 × 46,963.08 - Step 4: Simplify right side
86,707.08x = 5,619,396,454.51 - Step 5: Solve for x
x = 5,619,396,454.51/86,707.08 - Step 6: Final answer
x = 64,808.97
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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.