Finding the Fourth Proportional to 118,264.16, 177,419.57 and 43,384.99
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Solution
The fourth proportional to 118,264.16, 177,419.57 and 43,384.99 is: 65,086.04
Step by Step Solution
- Step 1: Write the proportion equation
118,264.16 : 177,419.57 = 43,384.99 : x - Step 2: Convert to fraction form
118,264.16/177,419.57 = 43,384.99/x - Step 3: Cross multiply
118,264.16x = 177,419.57 × 43,384.99 - Step 4: Simplify right side
118,264.16x = 7,697,346,270.25 - Step 5: Solve for x
x = 7,697,346,270.25/118,264.16 - Step 6: Final answer
x = 65,086.04
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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.