Finding the Fourth Proportional to 154,781.62, 232,275.99 and 56,285.62
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Solution
The fourth proportional to 154,781.62, 232,275.99 and 56,285.62 is: 84,466.09
Step by Step Solution
- Step 1: Write the proportion equation
154,781.62 : 232,275.99 = 56,285.62 : x - Step 2: Convert to fraction form
154,781.62/232,275.99 = 56,285.62/x - Step 3: Cross multiply
154,781.62x = 232,275.99 × 56,285.62 - Step 4: Simplify right side
154,781.62x = 13,073,798,108.26 - Step 5: Solve for x
x = 13,073,798,108.26/154,781.62 - Step 6: Final answer
x = 84,466.09
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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.