Finding the Fourth Proportional to 163,319.14, 245,073.93 and 68,541.31
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Solution
The fourth proportional to 163,319.14, 245,073.93 and 68,541.31 is: 102,851.93
Step by Step Solution
- Step 1: Write the proportion equation
163,319.14 : 245,073.93 = 68,541.31 : x - Step 2: Convert to fraction form
163,319.14/245,073.93 = 68,541.31/x - Step 3: Cross multiply
163,319.14x = 245,073.93 × 68,541.31 - Step 4: Simplify right side
163,319.14x = 16,797,688,209.05 - Step 5: Solve for x
x = 16,797,688,209.05/163,319.14 - Step 6: Final answer
x = 102,851.93
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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.