Finding the Fourth Proportional to 159,733.47, 239,579.47 and 47,411.43
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Solution
The fourth proportional to 159,733.47, 239,579.47 and 47,411.43 is: 71,110.99
Step by Step Solution
- Step 1: Write the proportion equation
159,733.47 : 239,579.47 = 47,411.43 : x - Step 2: Convert to fraction form
159,733.47/239,579.47 = 47,411.43/x - Step 3: Cross multiply
159,733.47x = 239,579.47 × 47,411.43 - Step 4: Simplify right side
159,733.47x = 11,358,804,432.18 - Step 5: Solve for x
x = 11,358,804,432.18/159,733.47 - Step 6: Final answer
x = 71,110.99
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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.