Finding the Fourth Proportional to 154,645.52, 232,357.08 and 98,510.88
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Solution
The fourth proportional to 154,645.52, 232,357.08 and 98,510.88 is: 148,013.99
Step by Step Solution
- Step 1: Write the proportion equation
154,645.52 : 232,357.08 = 98,510.88 : x - Step 2: Convert to fraction form
154,645.52/232,357.08 = 98,510.88/x - Step 3: Cross multiply
154,645.52x = 232,357.08 × 98,510.88 - Step 4: Simplify right side
154,645.52x = 22,889,700,425.03 - Step 5: Solve for x
x = 22,889,700,425.03/154,645.52 - Step 6: Final answer
x = 148,013.99
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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.