Finding the Fourth Proportional to 106,714.16, 147,266.00 and 58,317.06
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Solution
The fourth proportional to 106,714.16, 147,266.00 and 58,317.06 is: 80,477.80
Step by Step Solution
- Step 1: Write the proportion equation
106,714.16 : 147,266.00 = 58,317.06 : x - Step 2: Convert to fraction form
106,714.16/147,266.00 = 58,317.06/x - Step 3: Cross multiply
106,714.16x = 147,266.00 × 58,317.06 - Step 4: Simplify right side
106,714.16x = 8,588,120,637.31 - Step 5: Solve for x
x = 8,588,120,637.31/106,714.16 - Step 6: Final answer
x = 80,477.80
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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.