Finding the Fourth Proportional to 93,702.42, 129,312.36 and 51,260.94
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Solution
The fourth proportional to 93,702.42, 129,312.36 and 51,260.94 is: 70,741.75
Step by Step Solution
- Step 1: Write the proportion equation
93,702.42 : 129,312.36 = 51,260.94 : x - Step 2: Convert to fraction form
93,702.42/129,312.36 = 51,260.94/x - Step 3: Cross multiply
93,702.42x = 129,312.36 × 51,260.94 - Step 4: Simplify right side
93,702.42x = 6,628,673,127.22 - Step 5: Solve for x
x = 6,628,673,127.22/93,702.42 - Step 6: Final answer
x = 70,741.75
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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.