Finding the Fourth Proportional to 109,753.21, 164,652.77 and 62,390.08
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Solution
The fourth proportional to 109,753.21, 164,652.77 and 62,390.08 is: 93,598.17
Step by Step Solution
- Step 1: Write the proportion equation
109,753.21 : 164,652.77 = 62,390.08 : x - Step 2: Convert to fraction form
109,753.21/164,652.77 = 62,390.08/x - Step 3: Cross multiply
109,753.21x = 164,652.77 × 62,390.08 - Step 4: Simplify right side
109,753.21x = 10,272,699,492.52 - Step 5: Solve for x
x = 10,272,699,492.52/109,753.21 - Step 6: Final answer
x = 93,598.17
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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.