Finding the Fourth Proportional to 189,208.23, 283,813.47 and 56,089.62
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Solution
The fourth proportional to 189,208.23, 283,813.47 and 56,089.62 is: 84,134.76
Step by Step Solution
- Step 1: Write the proportion equation
189,208.23 : 283,813.47 = 56,089.62 : x - Step 2: Convert to fraction form
189,208.23/283,813.47 = 56,089.62/x - Step 3: Cross multiply
189,208.23x = 283,813.47 × 56,089.62 - Step 4: Simplify right side
189,208.23x = 15,918,989,683.18 - Step 5: Solve for x
x = 15,918,989,683.18/189,208.23 - Step 6: Final answer
x = 84,134.76
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1.5x scale
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.