Finding the Fourth Proportional to 99,803.03, 149,739.96 and 62,319.65
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Solution
The fourth proportional to 99,803.03, 149,739.96 and 62,319.65 is: 93,501.59
Step by Step Solution
- Step 1: Write the proportion equation
99,803.03 : 149,739.96 = 62,319.65 : x - Step 2: Convert to fraction form
99,803.03/149,739.96 = 62,319.65/x - Step 3: Cross multiply
99,803.03x = 149,739.96 × 62,319.65 - Step 4: Simplify right side
99,803.03x = 9,331,741,898.21 - Step 5: Solve for x
x = 9,331,741,898.21/99,803.03 - Step 6: Final answer
x = 93,501.59
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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.