Finding the Fourth Proportional to 177,967.76, 245,648.04 and 102,569.36
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Solution
The fourth proportional to 177,967.76, 245,648.04 and 102,569.36 is: 141,575.99
Step by Step Solution
- Step 1: Write the proportion equation
177,967.76 : 245,648.04 = 102,569.36 : x - Step 2: Convert to fraction form
177,967.76/245,648.04 = 102,569.36/x - Step 3: Cross multiply
177,967.76x = 245,648.04 × 102,569.36 - Step 4: Simplify right side
177,967.76x = 25,195,962,248.05 - Step 5: Solve for x
x = 25,195,962,248.05/177,967.76 - Step 6: Final answer
x = 141,575.99
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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.