Finding the Fourth Proportional to 176,043.84, 242,946.72 and 125,862.72
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Solution
The fourth proportional to 176,043.84, 242,946.72 and 125,862.72 is: 173,695.00
Step by Step Solution
- Step 1: Write the proportion equation
176,043.84 : 242,946.72 = 125,862.72 : x - Step 2: Convert to fraction form
176,043.84/242,946.72 = 125,862.72/x - Step 3: Cross multiply
176,043.84x = 242,946.72 × 125,862.72 - Step 4: Simplify right side
176,043.84x = 30,577,934,994.28 - Step 5: Solve for x
x = 30,577,934,994.28/176,043.84 - Step 6: Final answer
x = 173,695.00
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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.