Finding the Fourth Proportional to 93,254.24, 128,689.24 and 50,813.08
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Solution
The fourth proportional to 93,254.24, 128,689.24 and 50,813.08 is: 70,121.17
Step by Step Solution
- Step 1: Write the proportion equation
93,254.24 : 128,689.24 = 50,813.08 : x - Step 2: Convert to fraction form
93,254.24/128,689.24 = 50,813.08/x - Step 3: Cross multiply
93,254.24x = 128,689.24 × 50,813.08 - Step 4: Simplify right side
93,254.24x = 6,539,096,647.26 - Step 5: Solve for x
x = 6,539,096,647.26/93,254.24 - Step 6: Final answer
x = 70,121.17
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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.