Finding the Fourth Proportional to 110,691.36, 152,767.62 and 62,956.44
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Solution
The fourth proportional to 110,691.36, 152,767.62 and 62,956.44 is: 86,887.59
Step by Step Solution
- Step 1: Write the proportion equation
110,691.36 : 152,767.62 = 62,956.44 : x - Step 2: Convert to fraction form
110,691.36/152,767.62 = 62,956.44/x - Step 3: Cross multiply
110,691.36x = 152,767.62 × 62,956.44 - Step 4: Simplify right side
110,691.36x = 9,617,705,502.47 - Step 5: Solve for x
x = 9,617,705,502.47/110,691.36 - Step 6: Final answer
x = 86,887.59
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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.