Finding the Fourth Proportional to 207,058.88, 310,595.21 and 57,286.61
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Solution
The fourth proportional to 207,058.88, 310,595.21 and 57,286.61 is: 85,931.82
Step by Step Solution
- Step 1: Write the proportion equation
207,058.88 : 310,595.21 = 57,286.61 : x - Step 2: Convert to fraction form
207,058.88/310,595.21 = 57,286.61/x - Step 3: Cross multiply
207,058.88x = 310,595.21 × 57,286.61 - Step 4: Simplify right side
207,058.88x = 17,792,946,203.29 - Step 5: Solve for x
x = 17,792,946,203.29/207,058.88 - Step 6: Final answer
x = 85,931.82
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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.