Finding the Fourth Proportional to 156,805.46, 234,901.98 and 125,281.10
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Solution
The fourth proportional to 156,805.46, 234,901.98 and 125,281.10 is: 187,677.00
Step by Step Solution
- Step 1: Write the proportion equation
156,805.46 : 234,901.98 = 125,281.10 : x - Step 2: Convert to fraction form
156,805.46/234,901.98 = 125,281.10/x - Step 3: Cross multiply
156,805.46x = 234,901.98 × 125,281.10 - Step 4: Simplify right side
156,805.46x = 29,428,778,446.58 - Step 5: Solve for x
x = 29,428,778,446.58/156,805.46 - Step 6: Final answer
x = 187,677.00
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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.