Finding the Fourth Proportional to 107,827.04, 148,804.44 and 62,505.20
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Solution
The fourth proportional to 107,827.04, 148,804.44 and 62,505.20 is: 86,258.99
Step by Step Solution
- Step 1: Write the proportion equation
107,827.04 : 148,804.44 = 62,505.20 : x - Step 2: Convert to fraction form
107,827.04/148,804.44 = 62,505.20/x - Step 3: Cross multiply
107,827.04x = 148,804.44 × 62,505.20 - Step 4: Simplify right side
107,827.04x = 9,301,051,283.09 - Step 5: Solve for x
x = 9,301,051,283.09/107,827.04 - Step 6: Final answer
x = 86,258.99
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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.