Finding the Fourth Proportional to 213,056.60, 294,124.55 and 132,510.08
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Solution
The fourth proportional to 213,056.60, 294,124.55 and 132,510.08 is: 182,930.12
Step by Step Solution
- Step 1: Write the proportion equation
213,056.60 : 294,124.55 = 132,510.08 : x - Step 2: Convert to fraction form
213,056.60/294,124.55 = 132,510.08/x - Step 3: Cross multiply
213,056.60x = 294,124.55 × 132,510.08 - Step 4: Simplify right side
213,056.60x = 38,974,467,723.23 - Step 5: Solve for x
x = 38,974,467,723.23/213,056.60 - Step 6: Final answer
x = 182,930.12
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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.