Finding the Fourth Proportional to 97,584.84, 134,649.36 and 54,565.11
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Solution
The fourth proportional to 97,584.84, 134,649.36 and 54,565.11 is: 75,289.94
Step by Step Solution
- Step 1: Write the proportion equation
97,584.84 : 134,649.36 = 54,565.11 : x - Step 2: Convert to fraction form
97,584.84/134,649.36 = 54,565.11/x - Step 3: Cross multiply
97,584.84x = 134,649.36 × 54,565.11 - Step 4: Simplify right side
97,584.84x = 7,347,157,139.83 - Step 5: Solve for x
x = 7,347,157,139.83/97,584.84 - Step 6: Final answer
x = 75,289.94
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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.