Finding the Fourth Proportional to 110,518.91, 165,639.63 and 47,264.63
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Solution
The fourth proportional to 110,518.91, 165,639.63 and 47,264.63 is: 70,837.61
Step by Step Solution
- Step 1: Write the proportion equation
110,518.91 : 165,639.63 = 47,264.63 : x - Step 2: Convert to fraction form
110,518.91/165,639.63 = 47,264.63/x - Step 3: Cross multiply
110,518.91x = 165,639.63 × 47,264.63 - Step 4: Simplify right side
110,518.91x = 7,828,895,407.26 - Step 5: Solve for x
x = 7,828,895,407.26/110,518.91 - Step 6: Final answer
x = 70,837.61
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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.