Finding the Fourth Proportional to 88,125.04, 121,604.52 and 50,398.48
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Solution
The fourth proportional to 88,125.04, 121,604.52 and 50,398.48 is: 69,545.31
Step by Step Solution
- Step 1: Write the proportion equation
88,125.04 : 121,604.52 = 50,398.48 : x - Step 2: Convert to fraction form
88,125.04/121,604.52 = 50,398.48/x - Step 3: Cross multiply
88,125.04x = 121,604.52 × 50,398.48 - Step 4: Simplify right side
88,125.04x = 6,128,682,969.13 - Step 5: Solve for x
x = 6,128,682,969.13/88,125.04 - Step 6: Final answer
x = 69,545.31
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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.