Finding the Fourth Proportional to 105,056.24, 157,682.77 and 48,935.08
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Solution
The fourth proportional to 105,056.24, 157,682.77 and 48,935.08 is: 73,448.46
Step by Step Solution
- Step 1: Write the proportion equation
105,056.24 : 157,682.77 = 48,935.08 : x - Step 2: Convert to fraction form
105,056.24/157,682.77 = 48,935.08/x - Step 3: Cross multiply
105,056.24x = 157,682.77 × 48,935.08 - Step 4: Simplify right side
105,056.24x = 7,716,219,039.34 - Step 5: Solve for x
x = 7,716,219,039.34/105,056.24 - Step 6: Final answer
x = 73,448.46
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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.