Finding the Fourth Proportional to 247,465.60, 371,157.12 and 69,932.08
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Solution
The fourth proportional to 247,465.60, 371,157.12 and 69,932.08 is: 104,886.45
Step by Step Solution
- Step 1: Write the proportion equation
247,465.60 : 371,157.12 = 69,932.08 : x - Step 2: Convert to fraction form
247,465.60/371,157.12 = 69,932.08/x - Step 3: Cross multiply
247,465.60x = 371,157.12 × 69,932.08 - Step 4: Simplify right side
247,465.60x = 25,955,789,408.41 - Step 5: Solve for x
x = 25,955,789,408.41/247,465.60 - Step 6: Final answer
x = 104,886.45
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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.