Finding the Fourth Proportional to 154,798.93, 232,209.42 and 53,555.01
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Solution
The fourth proportional to 154,798.93, 232,209.42 and 53,555.01 is: 80,336.33
Step by Step Solution
- Step 1: Write the proportion equation
154,798.93 : 232,209.42 = 53,555.01 : x - Step 2: Convert to fraction form
154,798.93/232,209.42 = 53,555.01/x - Step 3: Cross multiply
154,798.93x = 232,209.42 × 53,555.01 - Step 4: Simplify right side
154,798.93x = 12,435,977,810.19 - Step 5: Solve for x
x = 12,435,977,810.19/154,798.93 - Step 6: Final answer
x = 80,336.33
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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.