Finding the Fourth Proportional to 79,866.12, 110,220.68 and 46,332.12
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Solution
The fourth proportional to 79,866.12, 110,220.68 and 46,332.12 is: 63,941.48
Step by Step Solution
- Step 1: Write the proportion equation
79,866.12 : 110,220.68 = 46,332.12 : x - Step 2: Convert to fraction form
79,866.12/110,220.68 = 46,332.12/x - Step 3: Cross multiply
79,866.12x = 110,220.68 × 46,332.12 - Step 4: Simplify right side
79,866.12x = 5,106,757,772.24 - Step 5: Solve for x
x = 5,106,757,772.24/79,866.12 - Step 6: Final answer
x = 63,941.48
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1.5x scale
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.