Finding the Fourth Proportional to 235,298.05, 324,705.84 and 131,925.40
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Solution
The fourth proportional to 235,298.05, 324,705.84 and 131,925.40 is: 182,053.99
Step by Step Solution
- Step 1: Write the proportion equation
235,298.05 : 324,705.84 = 131,925.40 : x - Step 2: Convert to fraction form
235,298.05/324,705.84 = 131,925.40/x - Step 3: Cross multiply
235,298.05x = 324,705.84 × 131,925.40 - Step 4: Simplify right side
235,298.05x = 42,836,947,824.34 - Step 5: Solve for x
x = 42,836,947,824.34/235,298.05 - Step 6: Final answer
x = 182,053.99
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1.5x scale
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.