Finding the Fourth Proportional to 97,784.24, 134,926.83 and 56,955.08
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Solution
The fourth proportional to 97,784.24, 134,926.83 and 56,955.08 is: 78,589.03
Step by Step Solution
- Step 1: Write the proportion equation
97,784.24 : 134,926.83 = 56,955.08 : x - Step 2: Convert to fraction form
97,784.24/134,926.83 = 56,955.08/x - Step 3: Cross multiply
97,784.24x = 134,926.83 × 56,955.08 - Step 4: Simplify right side
97,784.24x = 7,684,768,396.80 - Step 5: Solve for x
x = 7,684,768,396.80/97,784.24 - Step 6: Final answer
x = 78,589.03
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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.