Finding the Fourth Proportional to 189,360.13, 283,991.06 and 56,209.09
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Solution
The fourth proportional to 189,360.13, 283,991.06 and 56,209.09 is: 84,299.05
Step by Step Solution
- Step 1: Write the proportion equation
189,360.13 : 283,991.06 = 56,209.09 : x - Step 2: Convert to fraction form
189,360.13/283,991.06 = 56,209.09/x - Step 3: Cross multiply
189,360.13x = 283,991.06 × 56,209.09 - Step 4: Simplify right side
189,360.13x = 15,962,878,769.69 - Step 5: Solve for x
x = 15,962,878,769.69/189,360.13 - Step 6: Final answer
x = 84,299.05
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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.