Finding the Fourth Proportional to 110,603.90, 152,628.99 and 65,296.48
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Solution
The fourth proportional to 110,603.90, 152,628.99 and 65,296.48 is: 90,106.55
Step by Step Solution
- Step 1: Write the proportion equation
110,603.90 : 152,628.99 = 65,296.48 : x - Step 2: Convert to fraction form
110,603.90/152,628.99 = 65,296.48/x - Step 3: Cross multiply
110,603.90x = 152,628.99 × 65,296.48 - Step 4: Simplify right side
110,603.90x = 9,966,135,520.55 - Step 5: Solve for x
x = 9,966,135,520.55/110,603.90 - Step 6: Final answer
x = 90,106.55
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.