Finding the Fourth Proportional to 107,898.36, 148,896.86 and 62,573.52
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Solution
The fourth proportional to 107,898.36, 148,896.86 and 62,573.52 is: 86,349.79
Step by Step Solution
- Step 1: Write the proportion equation
107,898.36 : 148,896.86 = 62,573.52 : x - Step 2: Convert to fraction form
107,898.36/148,896.86 = 62,573.52/x - Step 3: Cross multiply
107,898.36x = 148,896.86 × 62,573.52 - Step 4: Simplify right side
107,898.36x = 9,317,000,647.15 - Step 5: Solve for x
x = 9,317,000,647.15/107,898.36 - Step 6: Final answer
x = 86,349.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.