Finding the Fourth Proportional to 242,873.05, 335,148.99 and 133,970.83
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Solution
The fourth proportional to 242,873.05, 335,148.99 and 133,970.83 is: 184,871.02
Step by Step Solution
- Step 1: Write the proportion equation
242,873.05 : 335,148.99 = 133,970.83 : x - Step 2: Convert to fraction form
242,873.05/335,148.99 = 133,970.83/x - Step 3: Cross multiply
242,873.05x = 335,148.99 × 133,970.83 - Step 4: Simplify right side
242,873.05x = 44,900,188,363.96 - Step 5: Solve for x
x = 44,900,188,363.96/242,873.05 - Step 6: Final answer
x = 184,871.02
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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.