Finding the Fourth Proportional to 176,811.75, 265,220.36 and 98,424.20
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Solution
The fourth proportional to 176,811.75, 265,220.36 and 98,424.20 is: 147,637.82
Step by Step Solution
- Step 1: Write the proportion equation
176,811.75 : 265,220.36 = 98,424.20 : x - Step 2: Convert to fraction form
176,811.75/265,220.36 = 98,424.20/x - Step 3: Cross multiply
176,811.75x = 265,220.36 × 98,424.20 - Step 4: Simplify right side
176,811.75x = 26,104,101,756.71 - Step 5: Solve for x
x = 26,104,101,756.71/176,811.75 - Step 6: Final answer
x = 147,637.82
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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.