Finding the Fourth Proportional to 185,612.95, 278,388.46 and 52,462.99
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Solution
The fourth proportional to 185,612.95, 278,388.46 and 52,462.99 is: 78,685.73
Step by Step Solution
- Step 1: Write the proportion equation
185,612.95 : 278,388.46 = 52,462.99 : x - Step 2: Convert to fraction form
185,612.95/278,388.46 = 52,462.99/x - Step 3: Cross multiply
185,612.95x = 278,388.46 × 52,462.99 - Step 4: Simplify right side
185,612.95x = 14,605,090,993.10 - Step 5: Solve for x
x = 14,605,090,993.10/185,612.95 - Step 6: Final answer
x = 78,685.73
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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.