Finding the Fourth Proportional to 101,908.95, 152,177.19 and 83,226.08
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Solution
The fourth proportional to 101,908.95, 152,177.19 and 83,226.08 is: 124,278.69
Step by Step Solution
- Step 1: Write the proportion equation
101,908.95 : 152,177.19 = 83,226.08 : x - Step 2: Convert to fraction form
101,908.95/152,177.19 = 83,226.08/x - Step 3: Cross multiply
101,908.95x = 152,177.19 × 83,226.08 - Step 4: Simplify right side
101,908.95x = 12,665,110,540.33 - Step 5: Solve for x
x = 12,665,110,540.33/101,908.95 - Step 6: Final answer
x = 124,278.69
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.