Finding the Fourth Proportional to 163,612.84, 245,263.74 and 104,281.96
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Solution
The fourth proportional to 163,612.84, 245,263.74 and 104,281.96 is: 156,323.82
Step by Step Solution
- Step 1: Write the proportion equation
163,612.84 : 245,263.74 = 104,281.96 : x - Step 2: Convert to fraction form
163,612.84/245,263.74 = 104,281.96/x - Step 3: Cross multiply
163,612.84x = 245,263.74 × 104,281.96 - Step 4: Simplify right side
163,612.84x = 25,576,583,524.13 - Step 5: Solve for x
x = 25,576,583,524.13/163,612.84 - Step 6: Final answer
x = 156,323.82
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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.