Finding the Fourth Proportional to 88,316.02, 121,877.19 and 48,030.81
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Solution
The fourth proportional to 88,316.02, 121,877.19 and 48,030.81 is: 66,283.11
Step by Step Solution
- Step 1: Write the proportion equation
88,316.02 : 121,877.19 = 48,030.81 : x - Step 2: Convert to fraction form
88,316.02/121,877.19 = 48,030.81/x - Step 3: Cross multiply
88,316.02x = 121,877.19 × 48,030.81 - Step 4: Simplify right side
88,316.02x = 5,853,860,156.22 - Step 5: Solve for x
x = 5,853,860,156.22/88,316.02 - Step 6: Final answer
x = 66,283.11
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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.