Finding the Fourth Proportional to 93,309.10, 139,921.53 and 26,733.99
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Solution
The fourth proportional to 93,309.10, 139,921.53 and 26,733.99 is: 40,088.92
Step by Step Solution
- Step 1: Write the proportion equation
93,309.10 : 139,921.53 = 26,733.99 : x - Step 2: Convert to fraction form
93,309.10/139,921.53 = 26,733.99/x - Step 3: Cross multiply
93,309.10x = 139,921.53 × 26,733.99 - Step 4: Simplify right side
93,309.10x = 3,740,660,783.80 - Step 5: Solve for x
x = 3,740,660,783.80/93,309.10 - Step 6: Final answer
x = 40,088.92
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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.