Finding the Fourth Proportional to 107,480.52, 161,155.17 and 44,281.08
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Solution
The fourth proportional to 107,480.52, 161,155.17 and 44,281.08 is: 66,394.59
Step by Step Solution
- Step 1: Write the proportion equation
107,480.52 : 161,155.17 = 44,281.08 : x - Step 2: Convert to fraction form
107,480.52/161,155.17 = 44,281.08/x - Step 3: Cross multiply
107,480.52x = 161,155.17 × 44,281.08 - Step 4: Simplify right side
107,480.52x = 7,136,124,975.18 - Step 5: Solve for x
x = 7,136,124,975.18/107,480.52 - Step 6: Final answer
x = 66,394.59
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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.