Finding the Fourth Proportional to 125,645.66, 173,392.35 and 69,058.70
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Solution
The fourth proportional to 125,645.66, 173,392.35 and 69,058.70 is: 95,301.74
Step by Step Solution
- Step 1: Write the proportion equation
125,645.66 : 173,392.35 = 69,058.70 : x - Step 2: Convert to fraction form
125,645.66/173,392.35 = 69,058.70/x - Step 3: Cross multiply
125,645.66x = 173,392.35 × 69,058.70 - Step 4: Simplify right side
125,645.66x = 11,974,250,280.95 - Step 5: Solve for x
x = 11,974,250,280.95/125,645.66 - Step 6: Final answer
x = 95,301.74
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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.