Finding the Fourth Proportional to 110,603.21, 152,637.77 and 62,220.29
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Solution
The fourth proportional to 110,603.21, 152,637.77 and 62,220.29 is: 85,867.00
Step by Step Solution
- Step 1: Write the proportion equation
110,603.21 : 152,637.77 = 62,220.29 : x - Step 2: Convert to fraction form
110,603.21/152,637.77 = 62,220.29/x - Step 3: Cross multiply
110,603.21x = 152,637.77 × 62,220.29 - Step 4: Simplify right side
110,603.21x = 9,497,166,003.25 - Step 5: Solve for x
x = 9,497,166,003.25/110,603.21 - Step 6: Final answer
x = 85,867.00
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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.