Finding the Fourth Proportional to 177,696.99, 245,248.56 and 108,827.55
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Solution
The fourth proportional to 177,696.99, 245,248.56 and 108,827.55 is: 150,198.38
Step by Step Solution
- Step 1: Write the proportion equation
177,696.99 : 245,248.56 = 108,827.55 : x - Step 2: Convert to fraction form
177,696.99/245,248.56 = 108,827.55/x - Step 3: Cross multiply
177,696.99x = 245,248.56 × 108,827.55 - Step 4: Simplify right side
177,696.99x = 26,689,799,925.83 - Step 5: Solve for x
x = 26,689,799,925.83/177,696.99 - Step 6: Final answer
x = 150,198.38
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1.5x scale
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.