Finding the Fourth Proportional to 97,032.09, 133,893.45 and 54,589.71
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Solution
The fourth proportional to 97,032.09, 133,893.45 and 54,589.71 is: 75,327.70
Step by Step Solution
- Step 1: Write the proportion equation
97,032.09 : 133,893.45 = 54,589.71 : x - Step 2: Convert to fraction form
97,032.09/133,893.45 = 54,589.71/x - Step 3: Cross multiply
97,032.09x = 133,893.45 × 54,589.71 - Step 4: Simplify right side
97,032.09x = 7,309,204,606.40 - Step 5: Solve for x
x = 7,309,204,606.40/97,032.09 - Step 6: Final answer
x = 75,327.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.