Finding the Fourth Proportional to 93,683.59, 129,377.80 and 59,708.09
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Solution
The fourth proportional to 93,683.59, 129,377.80 and 59,708.09 is: 82,457.35
Step by Step Solution
- Step 1: Write the proportion equation
93,683.59 : 129,377.80 = 59,708.09 : x - Step 2: Convert to fraction form
93,683.59/129,377.80 = 59,708.09/x - Step 3: Cross multiply
93,683.59x = 129,377.80 × 59,708.09 - Step 4: Simplify right side
93,683.59x = 7,724,900,530.24 - Step 5: Solve for x
x = 7,724,900,530.24/93,683.59 - Step 6: Final answer
x = 82,457.35
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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.