Finding the Fourth Proportional to 159,013.47, 238,518.99 and 40,684.62
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Solution
The fourth proportional to 159,013.47, 238,518.99 and 40,684.62 is: 61,026.62
Step by Step Solution
- Step 1: Write the proportion equation
159,013.47 : 238,518.99 = 40,684.62 : x - Step 2: Convert to fraction form
159,013.47/238,518.99 = 40,684.62/x - Step 3: Cross multiply
159,013.47x = 238,518.99 × 40,684.62 - Step 4: Simplify right side
159,013.47x = 9,704,054,470.93 - Step 5: Solve for x
x = 9,704,054,470.93/159,013.47 - Step 6: Final answer
x = 61,026.62
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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.