Finding the Fourth Proportional to 175,750.56, 242,539.92 and 100,306.08
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Solution
The fourth proportional to 175,750.56, 242,539.92 and 100,306.08 is: 138,424.76
Step by Step Solution
- Step 1: Write the proportion equation
175,750.56 : 242,539.92 = 100,306.08 : x - Step 2: Convert to fraction form
175,750.56/242,539.92 = 100,306.08/x - Step 3: Cross multiply
175,750.56x = 242,539.92 × 100,306.08 - Step 4: Simplify right side
175,750.56x = 24,328,228,618.71 - Step 5: Solve for x
x = 24,328,228,618.71/175,750.56 - Step 6: Final answer
x = 138,424.76
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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.