Finding the Fourth Proportional to 135,158.24, 202,686.96 and 46,386.56
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Solution
The fourth proportional to 135,158.24, 202,686.96 and 46,386.56 is: 69,562.54
Step by Step Solution
- Step 1: Write the proportion equation
135,158.24 : 202,686.96 = 46,386.56 : x - Step 2: Convert to fraction form
135,158.24/202,686.96 = 46,386.56/x - Step 3: Cross multiply
135,158.24x = 202,686.96 × 46,386.56 - Step 4: Simplify right side
135,158.24x = 9,401,950,831.26 - Step 5: Solve for x
x = 9,401,950,831.26/135,158.24 - Step 6: Final answer
x = 69,562.54
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.