Finding the Fourth Proportional to 112,346.18, 155,038.65 and 62,046.02
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Solution
The fourth proportional to 112,346.18, 155,038.65 and 62,046.02 is: 85,624.02
Step by Step Solution
- Step 1: Write the proportion equation
112,346.18 : 155,038.65 = 62,046.02 : x - Step 2: Convert to fraction form
112,346.18/155,038.65 = 62,046.02/x - Step 3: Cross multiply
112,346.18x = 155,038.65 × 62,046.02 - Step 4: Simplify right side
112,346.18x = 9,619,531,178.67 - Step 5: Solve for x
x = 9,619,531,178.67/112,346.18 - Step 6: Final answer
x = 85,624.02
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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.