Finding the Fourth Proportional to 93,742.44, 129,368.42 and 51,304.68
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Solution
The fourth proportional to 93,742.44, 129,368.42 and 51,304.68 is: 70,802.57
Step by Step Solution
- Step 1: Write the proportion equation
93,742.44 : 129,368.42 = 51,304.68 : x - Step 2: Convert to fraction form
93,742.44/129,368.42 = 51,304.68/x - Step 3: Cross multiply
93,742.44x = 129,368.42 × 51,304.68 - Step 4: Simplify right side
93,742.44x = 6,637,205,390.21 - Step 5: Solve for x
x = 6,637,205,390.21/93,742.44 - Step 6: Final answer
x = 70,802.57
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1.5x scale
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.