Finding the Fourth Proportional to 178,210.46, 245,930.42 and 97,641.03
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Solution
The fourth proportional to 178,210.46, 245,930.42 and 97,641.03 is: 134,744.62
Step by Step Solution
- Step 1: Write the proportion equation
178,210.46 : 245,930.42 = 97,641.03 : x - Step 2: Convert to fraction form
178,210.46/245,930.42 = 97,641.03/x - Step 3: Cross multiply
178,210.46x = 245,930.42 × 97,641.03 - Step 4: Simplify right side
178,210.46x = 24,012,899,761.24 - Step 5: Solve for x
x = 24,012,899,761.24/178,210.46 - Step 6: Final answer
x = 134,744.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.