Finding the Fourth Proportional to 70,767.29, 106,095.08 and 35,209.19
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Solution
The fourth proportional to 70,767.29, 106,095.08 and 35,209.19 is: 52,785.99
Step by Step Solution
- Step 1: Write the proportion equation
70,767.29 : 106,095.08 = 35,209.19 : x - Step 2: Convert to fraction form
70,767.29/106,095.08 = 35,209.19/x - Step 3: Cross multiply
70,767.29x = 106,095.08 × 35,209.19 - Step 4: Simplify right side
70,767.29x = 3,735,521,123.26 - Step 5: Solve for x
x = 3,735,521,123.26/70,767.29 - Step 6: Final answer
x = 52,785.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.