Finding the Fourth Proportional to 120,259.08, 180,386.73 and 41,373.99
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Solution
The fourth proportional to 120,259.08, 180,386.73 and 41,373.99 is: 62,060.33
Step by Step Solution
- Step 1: Write the proportion equation
120,259.08 : 180,386.73 = 41,373.99 : x - Step 2: Convert to fraction form
120,259.08/180,386.73 = 41,373.99/x - Step 3: Cross multiply
120,259.08x = 180,386.73 × 41,373.99 - Step 4: Simplify right side
120,259.08x = 7,463,318,763.15 - Step 5: Solve for x
x = 7,463,318,763.15/120,259.08 - Step 6: Final answer
x = 62,060.33
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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.