Finding the Fourth Proportional to 177,974.91, 245,602.08 and 97,400.81
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Solution
The fourth proportional to 177,974.91, 245,602.08 and 97,400.81 is: 134,411.31
Step by Step Solution
- Step 1: Write the proportion equation
177,974.91 : 245,602.08 = 97,400.81 : x - Step 2: Convert to fraction form
177,974.91/245,602.08 = 97,400.81/x - Step 3: Cross multiply
177,974.91x = 245,602.08 × 97,400.81 - Step 4: Simplify right side
177,974.91x = 23,921,840,301.67 - Step 5: Solve for x
x = 23,921,840,301.67/177,974.91 - Step 6: Final answer
x = 134,411.31
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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.