Finding the Fourth Proportional to 164,353.15, 226,807.35 and 88,901.65
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Solution
The fourth proportional to 164,353.15, 226,807.35 and 88,901.65 is: 122,684.28
Step by Step Solution
- Step 1: Write the proportion equation
164,353.15 : 226,807.35 = 88,901.65 : x - Step 2: Convert to fraction form
164,353.15/226,807.35 = 88,901.65/x - Step 3: Cross multiply
164,353.15x = 226,807.35 × 88,901.65 - Step 4: Simplify right side
164,353.15x = 20,163,547,647.13 - Step 5: Solve for x
x = 20,163,547,647.13/164,353.15 - Step 6: Final answer
x = 122,684.28
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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.