Finding the Fourth Proportional to 99,804.03, 149,741.46 and 62,320.65
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Solution
The fourth proportional to 99,804.03, 149,741.46 and 62,320.65 is: 93,503.09
Step by Step Solution
- Step 1: Write the proportion equation
99,804.03 : 149,741.46 = 62,320.65 : x - Step 2: Convert to fraction form
99,804.03/149,741.46 = 62,320.65/x - Step 3: Cross multiply
99,804.03x = 149,741.46 × 62,320.65 - Step 4: Simplify right side
99,804.03x = 9,331,985,119.15 - Step 5: Solve for x
x = 9,331,985,119.15/99,804.03 - Step 6: Final answer
x = 93,503.09
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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.