Finding the Fourth Proportional to 88,110.46, 121,589.18 and 47,823.36
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Solution
The fourth proportional to 88,110.46, 121,589.18 and 47,823.36 is: 65,994.47
Step by Step Solution
- Step 1: Write the proportion equation
88,110.46 : 121,589.18 = 47,823.36 : x - Step 2: Convert to fraction form
88,110.46/121,589.18 = 47,823.36/x - Step 3: Cross multiply
88,110.46x = 121,589.18 × 47,823.36 - Step 4: Simplify right side
88,110.46x = 5,814,803,127.24 - Step 5: Solve for x
x = 5,814,803,127.24/88,110.46 - Step 6: Final answer
x = 65,994.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.