Finding the Fourth Proportional to 230,766.30, 346,246.65 and 125,660.70
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Solution
The fourth proportional to 230,766.30, 346,246.65 and 125,660.70 is: 188,543.98
Step by Step Solution
- Step 1: Write the proportion equation
230,766.30 : 346,246.65 = 125,660.70 : x - Step 2: Convert to fraction form
230,766.30/346,246.65 = 125,660.70/x - Step 3: Cross multiply
230,766.30x = 346,246.65 × 125,660.70 - Step 4: Simplify right side
230,766.30x = 43,509,596,411.66 - Step 5: Solve for x
x = 43,509,596,411.66/230,766.30 - Step 6: Final answer
x = 188,543.98
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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.