Finding the Fourth Proportional to 175,420.97, 242,025.68 and 107,367.00
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Solution
The fourth proportional to 175,420.97, 242,025.68 and 107,367.00 is: 148,132.63
Step by Step Solution
- Step 1: Write the proportion equation
175,420.97 : 242,025.68 = 107,367.00 : x - Step 2: Convert to fraction form
175,420.97/242,025.68 = 107,367.00/x - Step 3: Cross multiply
175,420.97x = 242,025.68 × 107,367.00 - Step 4: Simplify right side
175,420.97x = 25,985,569,740.13 - Step 5: Solve for x
x = 25,985,569,740.13/175,420.97 - Step 6: Final answer
x = 148,132.63
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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.