Finding the Fourth Proportional to 175,387.66, 242,029.07 and 110,891.62
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Solution
The fourth proportional to 175,387.66, 242,029.07 and 110,891.62 is: 153,026.70
Step by Step Solution
- Step 1: Write the proportion equation
175,387.66 : 242,029.07 = 110,891.62 : x - Step 2: Convert to fraction form
175,387.66/242,029.07 = 110,891.62/x - Step 3: Cross multiply
175,387.66x = 242,029.07 × 110,891.62 - Step 4: Simplify right side
175,387.66x = 26,838,994,726.48 - Step 5: Solve for x
x = 26,838,994,726.48/175,387.66 - Step 6: Final answer
x = 153,026.70
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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.