Finding the Fourth Proportional to 93,797.84, 129,434.28 and 51,349.52
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Solution
The fourth proportional to 93,797.84, 129,434.28 and 51,349.52 is: 70,858.65
Step by Step Solution
- Step 1: Write the proportion equation
93,797.84 : 129,434.28 = 51,349.52 : x - Step 2: Convert to fraction form
93,797.84/129,434.28 = 51,349.52/x - Step 3: Cross multiply
93,797.84x = 129,434.28 × 51,349.52 - Step 4: Simplify right side
93,797.84x = 6,646,388,149.55 - Step 5: Solve for x
x = 6,646,388,149.55/93,797.84 - Step 6: Final answer
x = 70,858.65
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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.