Finding the Fourth Proportional to 155,129.98, 232,637.50 and 55,263.64
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Solution
The fourth proportional to 155,129.98, 232,637.50 and 55,263.64 is: 82,874.99
Step by Step Solution
- Step 1: Write the proportion equation
155,129.98 : 232,637.50 = 55,263.64 : x - Step 2: Convert to fraction form
155,129.98/232,637.50 = 55,263.64/x - Step 3: Cross multiply
155,129.98x = 232,637.50 × 55,263.64 - Step 4: Simplify right side
155,129.98x = 12,856,395,050.50 - Step 5: Solve for x
x = 12,856,395,050.50/155,129.98 - Step 6: Final answer
x = 82,874.99
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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.