Finding the Fourth Proportional to 88,263.19, 121,802.71 and 50,029.97
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Solution
The fourth proportional to 88,263.19, 121,802.71 and 50,029.97 is: 69,041.07
Step by Step Solution
- Step 1: Write the proportion equation
88,263.19 : 121,802.71 = 50,029.97 : x - Step 2: Convert to fraction form
88,263.19/121,802.71 = 50,029.97/x - Step 3: Cross multiply
88,263.19x = 121,802.71 × 50,029.97 - Step 4: Simplify right side
88,263.19x = 6,093,785,193.13 - Step 5: Solve for x
x = 6,093,785,193.13/88,263.19 - Step 6: Final answer
x = 69,041.07
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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.