Finding the Fourth Proportional to 88,114.74, 121,595.04 and 47,827.63
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Solution
The fourth proportional to 88,114.74, 121,595.04 and 47,827.63 is: 66,000.34
Step by Step Solution
- Step 1: Write the proportion equation
88,114.74 : 121,595.04 = 47,827.63 : x - Step 2: Convert to fraction form
88,114.74/121,595.04 = 47,827.63/x - Step 3: Cross multiply
88,114.74x = 121,595.04 × 47,827.63 - Step 4: Simplify right side
88,114.74x = 5,815,602,734.95 - Step 5: Solve for x
x = 5,815,602,734.95/88,114.74 - Step 6: Final answer
x = 66,000.34
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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.