Finding the Fourth Proportional to 84,369.76, 116,426.58 and 48,560.92
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Solution
The fourth proportional to 84,369.76, 116,426.58 and 48,560.92 is: 67,011.95
Step by Step Solution
- Step 1: Write the proportion equation
84,369.76 : 116,426.58 = 48,560.92 : x - Step 2: Convert to fraction form
84,369.76/116,426.58 = 48,560.92/x - Step 3: Cross multiply
84,369.76x = 116,426.58 × 48,560.92 - Step 4: Simplify right side
84,369.76x = 5,653,781,837.25 - Step 5: Solve for x
x = 5,653,781,837.25/84,369.76 - Step 6: Final answer
x = 67,011.95
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1.5x scale
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.