Finding the Fourth Proportional to 96,575.99, 133,272.45 and 53,555.67
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Solution
The fourth proportional to 96,575.99, 133,272.45 and 53,555.67 is: 73,905.49
Step by Step Solution
- Step 1: Write the proportion equation
96,575.99 : 133,272.45 = 53,555.67 : x - Step 2: Convert to fraction form
96,575.99/133,272.45 = 53,555.67/x - Step 3: Cross multiply
96,575.99x = 133,272.45 × 53,555.67 - Step 4: Simplify right side
96,575.99x = 7,137,495,352.29 - Step 5: Solve for x
x = 7,137,495,352.29/96,575.99 - Step 6: Final answer
x = 73,905.49
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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.