Finding the Fourth Proportional to 375,213.75, 562,878.95 and 125,954.07
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Solution
The fourth proportional to 375,213.75, 562,878.95 and 125,954.07 is: 188,950.68
Step by Step Solution
- Step 1: Write the proportion equation
375,213.75 : 562,878.95 = 125,954.07 : x - Step 2: Convert to fraction form
375,213.75/562,878.95 = 125,954.07/x - Step 3: Cross multiply
375,213.75x = 562,878.95 × 125,954.07 - Step 4: Simplify right side
375,213.75x = 70,896,894,040.06 - Step 5: Solve for x
x = 70,896,894,040.06/375,213.75 - Step 6: Final answer
x = 188,950.68
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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.