Finding the Fourth Proportional to 189,038.79, 283,558.17 and 55,908.66
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Solution
The fourth proportional to 189,038.79, 283,558.17 and 55,908.66 is: 83,862.99
Step by Step Solution
- Step 1: Write the proportion equation
189,038.79 : 283,558.17 = 55,908.66 : x - Step 2: Convert to fraction form
189,038.79/283,558.17 = 55,908.66/x - Step 3: Cross multiply
189,038.79x = 283,558.17 × 55,908.66 - Step 4: Simplify right side
189,038.79x = 15,853,357,316.75 - Step 5: Solve for x
x = 15,853,357,316.75/189,038.79 - Step 6: Final answer
x = 83,862.99
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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.