Finding the Fourth Proportional to 165,204.48, 247,785.44 and 52,875.20
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Solution
The fourth proportional to 165,204.48, 247,785.44 and 52,875.20 is: 79,305.99
Step by Step Solution
- Step 1: Write the proportion equation
165,204.48 : 247,785.44 = 52,875.20 : x - Step 2: Convert to fraction form
165,204.48/247,785.44 = 52,875.20/x - Step 3: Cross multiply
165,204.48x = 247,785.44 × 52,875.20 - Step 4: Simplify right side
165,204.48x = 13,101,704,697.09 - Step 5: Solve for x
x = 13,101,704,697.09/165,204.48 - Step 6: Final answer
x = 79,305.99
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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.