Finding the Fourth Proportional to 93,134.70, 139,707.45 and 26,579.70
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Solution
The fourth proportional to 93,134.70, 139,707.45 and 26,579.70 is: 39,871.09
Step by Step Solution
- Step 1: Write the proportion equation
93,134.70 : 139,707.45 = 26,579.70 : x - Step 2: Convert to fraction form
93,134.70/139,707.45 = 26,579.70/x - Step 3: Cross multiply
93,134.70x = 139,707.45 × 26,579.70 - Step 4: Simplify right side
93,134.70x = 3,713,382,108.77 - Step 5: Solve for x
x = 3,713,382,108.77/93,134.70 - Step 6: Final answer
x = 39,871.09
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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.