Finding the Fourth Proportional to 110,483.21, 152,524.53 and 86,232.08
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Solution
The fourth proportional to 110,483.21, 152,524.53 and 86,232.08 is: 119,045.30
Step by Step Solution
- Step 1: Write the proportion equation
110,483.21 : 152,524.53 = 86,232.08 : x - Step 2: Convert to fraction form
110,483.21/152,524.53 = 86,232.08/x - Step 3: Cross multiply
110,483.21x = 152,524.53 × 86,232.08 - Step 4: Simplify right side
110,483.21x = 13,152,506,710.30 - Step 5: Solve for x
x = 13,152,506,710.30/110,483.21 - Step 6: Final answer
x = 119,045.30
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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.