Finding the Fourth Proportional to 124,332.12, 186,396.66 and 57,813.84
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Solution
The fourth proportional to 124,332.12, 186,396.66 and 57,813.84 is: 86,673.55
Step by Step Solution
- Step 1: Write the proportion equation
124,332.12 : 186,396.66 = 57,813.84 : x - Step 2: Convert to fraction form
124,332.12/186,396.66 = 57,813.84/x - Step 3: Cross multiply
124,332.12x = 186,396.66 × 57,813.84 - Step 4: Simplify right side
124,332.12x = 10,776,306,677.77 - Step 5: Solve for x
x = 10,776,306,677.77/124,332.12 - Step 6: Final answer
x = 86,673.55
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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.