Finding the Fourth Proportional to 152,258.05, 228,386.06 and 119,006.09
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Solution
The fourth proportional to 152,258.05, 228,386.06 and 119,006.09 is: 178,508.33
Step by Step Solution
- Step 1: Write the proportion equation
152,258.05 : 228,386.06 = 119,006.09 : x - Step 2: Convert to fraction form
152,258.05/228,386.06 = 119,006.09/x - Step 3: Cross multiply
152,258.05x = 228,386.06 × 119,006.09 - Step 4: Simplify right side
152,258.05x = 27,179,330,599.82 - Step 5: Solve for x
x = 27,179,330,599.82/152,258.05 - Step 6: Final answer
x = 178,508.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.