Finding the Fourth Proportional to 163,826.60, 245,739.98 and 45,497.95
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Solution
The fourth proportional to 163,826.60, 245,739.98 and 45,497.95 is: 68,246.95
Step by Step Solution
- Step 1: Write the proportion equation
163,826.60 : 245,739.98 = 45,497.95 : x - Step 2: Convert to fraction form
163,826.60/245,739.98 = 45,497.95/x - Step 3: Cross multiply
163,826.60x = 245,739.98 × 45,497.95 - Step 4: Simplify right side
163,826.60x = 11,180,664,822.44 - Step 5: Solve for x
x = 11,180,664,822.44/163,826.60 - Step 6: Final answer
x = 68,246.95
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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.