Finding the Fourth Proportional to 110,403.18, 152,360.07 and 62,013.63
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Solution
The fourth proportional to 110,403.18, 152,360.07 and 62,013.63 is: 85,580.88
Step by Step Solution
- Step 1: Write the proportion equation
110,403.18 : 152,360.07 = 62,013.63 : x - Step 2: Convert to fraction form
110,403.18/152,360.07 = 62,013.63/x - Step 3: Cross multiply
110,403.18x = 152,360.07 × 62,013.63 - Step 4: Simplify right side
110,403.18x = 9,448,401,007.75 - Step 5: Solve for x
x = 9,448,401,007.75/110,403.18 - Step 6: Final answer
x = 85,580.88
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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.