Finding the Fourth Proportional to 242,248.80, 334,298.76 and 134,817.84
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Solution
The fourth proportional to 242,248.80, 334,298.76 and 134,817.84 is: 186,046.07
Step by Step Solution
- Step 1: Write the proportion equation
242,248.80 : 334,298.76 = 134,817.84 : x - Step 2: Convert to fraction form
242,248.80/334,298.76 = 134,817.84/x - Step 3: Cross multiply
242,248.80x = 334,298.76 × 134,817.84 - Step 4: Simplify right side
242,248.80x = 45,069,436,737.88 - Step 5: Solve for x
x = 45,069,436,737.88/242,248.80 - Step 6: Final answer
x = 186,046.07
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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.