Finding the Fourth Proportional to 88,323.84, 121,887.79 and 48,038.54
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Solution
The fourth proportional to 88,323.84, 121,887.79 and 48,038.54 is: 66,293.66
Step by Step Solution
- Step 1: Write the proportion equation
88,323.84 : 121,887.79 = 48,038.54 : x - Step 2: Convert to fraction form
88,323.84/121,887.79 = 48,038.54/x - Step 3: Cross multiply
88,323.84x = 121,887.79 × 48,038.54 - Step 4: Simplify right side
88,323.84x = 5,855,310,745.89 - Step 5: Solve for x
x = 5,855,310,745.89/88,323.84 - Step 6: Final answer
x = 66,293.66
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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.