Finding the Fourth Proportional to 66,746.50, 100,041.99 and 37,150.18
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Solution
The fourth proportional to 66,746.50, 100,041.99 and 37,150.18 is: 55,681.99
Step by Step Solution
- Step 1: Write the proportion equation
66,746.50 : 100,041.99 = 37,150.18 : x - Step 2: Convert to fraction form
66,746.50/100,041.99 = 37,150.18/x - Step 3: Cross multiply
66,746.50x = 100,041.99 × 37,150.18 - Step 4: Simplify right side
66,746.50x = 3,716,577,936.06 - Step 5: Solve for x
x = 3,716,577,936.06/66,746.50 - Step 6: Final answer
x = 55,681.99
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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.