Finding the Fourth Proportional to 205,386.06, 283,404.70 and 114,730.80
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Solution
The fourth proportional to 205,386.06, 283,404.70 and 114,730.80 is: 158,312.83
Step by Step Solution
- Step 1: Write the proportion equation
205,386.06 : 283,404.70 = 114,730.80 : x - Step 2: Convert to fraction form
205,386.06/283,404.70 = 114,730.80/x - Step 3: Cross multiply
205,386.06x = 283,404.70 × 114,730.80 - Step 4: Simplify right side
205,386.06x = 32,515,247,954.76 - Step 5: Solve for x
x = 32,515,247,954.76/205,386.06 - Step 6: Final answer
x = 158,312.83
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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.