Finding the Fourth Proportional to 168,508.12, 232,541.04 and 93,056.44
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Solution
The fourth proportional to 168,508.12, 232,541.04 and 93,056.44 is: 128,417.80
Step by Step Solution
- Step 1: Write the proportion equation
168,508.12 : 232,541.04 = 93,056.44 : x - Step 2: Convert to fraction form
168,508.12/232,541.04 = 93,056.44/x - Step 3: Cross multiply
168,508.12x = 232,541.04 × 93,056.44 - Step 4: Simplify right side
168,508.12x = 21,639,441,336.30 - Step 5: Solve for x
x = 21,639,441,336.30/168,508.12 - Step 6: Final answer
x = 128,417.80
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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.