Finding the Fourth Proportional to 247,464.60, 371,155.62 and 69,931.08
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Solution
The fourth proportional to 247,464.60, 371,155.62 and 69,931.08 is: 104,884.95
Step by Step Solution
- Step 1: Write the proportion equation
247,464.60 : 371,155.62 = 69,931.08 : x - Step 2: Convert to fraction form
247,464.60/371,155.62 = 69,931.08/x - Step 3: Cross multiply
247,464.60x = 371,155.62 × 69,931.08 - Step 4: Simplify right side
247,464.60x = 25,955,313,354.67 - Step 5: Solve for x
x = 25,955,313,354.67/247,464.60 - Step 6: Final answer
x = 104,884.95
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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.