Finding the Fourth Proportional to 121,551.04, 182,394.60 and 51,482.80
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Solution
The fourth proportional to 121,551.04, 182,394.60 and 51,482.80 is: 77,253.02
Step by Step Solution
- Step 1: Write the proportion equation
121,551.04 : 182,394.60 = 51,482.80 : x - Step 2: Convert to fraction form
121,551.04/182,394.60 = 51,482.80/x - Step 3: Cross multiply
121,551.04x = 182,394.60 × 51,482.80 - Step 4: Simplify right side
121,551.04x = 9,390,184,712.88 - Step 5: Solve for x
x = 9,390,184,712.88/121,551.04 - Step 6: Final answer
x = 77,253.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.