Finding the Fourth Proportional to 175,479.36, 242,057.61 and 107,526.84
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Solution
The fourth proportional to 175,479.36, 242,057.61 and 107,526.84 is: 148,323.37
Step by Step Solution
- Step 1: Write the proportion equation
175,479.36 : 242,057.61 = 107,526.84 : x - Step 2: Convert to fraction form
175,479.36/242,057.61 = 107,526.84/x - Step 3: Cross multiply
175,479.36x = 242,057.61 × 107,526.84 - Step 4: Simplify right side
175,479.36x = 26,027,689,901.25 - Step 5: Solve for x
x = 26,027,689,901.25/175,479.36 - Step 6: Final answer
x = 148,323.37
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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.