Finding the Fourth Proportional to 90,267.00, 135,349.88 and 61,836.08
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Solution
The fourth proportional to 90,267.00, 135,349.88 and 61,836.08 is: 92,719.44
Step by Step Solution
- Step 1: Write the proportion equation
90,267.00 : 135,349.88 = 61,836.08 : x - Step 2: Convert to fraction form
90,267.00/135,349.88 = 61,836.08/x - Step 3: Cross multiply
90,267.00x = 135,349.88 × 61,836.08 - Step 4: Simplify right side
90,267.00x = 8,369,506,226.26 - Step 5: Solve for x
x = 8,369,506,226.26/90,267.00 - Step 6: Final answer
x = 92,719.44
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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.