Finding the Fourth Proportional to 93,699.23, 129,308.00 and 53,412.26
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Solution
The fourth proportional to 93,699.23, 129,308.00 and 53,412.26 is: 73,710.66
Step by Step Solution
- Step 1: Write the proportion equation
93,699.23 : 129,308.00 = 53,412.26 : x - Step 2: Convert to fraction form
93,699.23/129,308.00 = 53,412.26/x - Step 3: Cross multiply
93,699.23x = 129,308.00 × 53,412.26 - Step 4: Simplify right side
93,699.23x = 6,906,631,602.48 - Step 5: Solve for x
x = 6,906,631,602.48/93,699.23 - Step 6: Final answer
x = 73,710.66
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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.