Finding the Fourth Proportional to 242,484.60, 363,727.59 and 84,713.05
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Solution
The fourth proportional to 242,484.60, 363,727.59 and 84,713.05 is: 127,069.82
Step by Step Solution
- Step 1: Write the proportion equation
242,484.60 : 363,727.59 = 84,713.05 : x - Step 2: Convert to fraction form
242,484.60/363,727.59 = 84,713.05/x - Step 3: Cross multiply
242,484.60x = 363,727.59 × 84,713.05 - Step 4: Simplify right side
242,484.60x = 30,812,473,518.05 - Step 5: Solve for x
x = 30,812,473,518.05/242,484.60 - Step 6: Final answer
x = 127,069.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.