Finding the Fourth Proportional to 84,334.05, 126,521.84 and 59,422.76
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Solution
The fourth proportional to 84,334.05, 126,521.84 and 59,422.76 is: 89,148.76
Step by Step Solution
- Step 1: Write the proportion equation
84,334.05 : 126,521.84 = 59,422.76 : x - Step 2: Convert to fraction form
84,334.05/126,521.84 = 59,422.76/x - Step 3: Cross multiply
84,334.05x = 126,521.84 × 59,422.76 - Step 4: Simplify right side
84,334.05x = 7,518,276,300.47 - Step 5: Solve for x
x = 7,518,276,300.47/84,334.05 - Step 6: Final answer
x = 89,148.76
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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.