Finding the Fourth Proportional to 177,628.29, 245,128.76 and 97,055.81
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Solution
The fourth proportional to 177,628.29, 245,128.76 and 97,055.81 is: 133,937.95
Step by Step Solution
- Step 1: Write the proportion equation
177,628.29 : 245,128.76 = 97,055.81 : x - Step 2: Convert to fraction form
177,628.29/245,128.76 = 97,055.81/x - Step 3: Cross multiply
177,628.29x = 245,128.76 × 97,055.81 - Step 4: Simplify right side
177,628.29x = 23,791,169,310.68 - Step 5: Solve for x
x = 23,791,169,310.68/177,628.29 - Step 6: Final answer
x = 133,937.95
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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.