Finding the Fourth Proportional to 155,228.93, 232,844.84 and 61,758.53
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Solution
The fourth proportional to 155,228.93, 232,844.84 and 61,758.53 is: 92,638.37
Step by Step Solution
- Step 1: Write the proportion equation
155,228.93 : 232,844.84 = 61,758.53 : x - Step 2: Convert to fraction form
155,228.93/232,844.84 = 61,758.53/x - Step 3: Cross multiply
155,228.93x = 232,844.84 × 61,758.53 - Step 4: Simplify right side
155,228.93x = 14,380,154,727.69 - Step 5: Solve for x
x = 14,380,154,727.69/155,228.93 - Step 6: Final answer
x = 92,638.37
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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.