Finding the Fourth Proportional to 93,346.46, 128,814.68 and 50,904.08
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Solution
The fourth proportional to 93,346.46, 128,814.68 and 50,904.08 is: 70,245.75
Step by Step Solution
- Step 1: Write the proportion equation
93,346.46 : 128,814.68 = 50,904.08 : x - Step 2: Convert to fraction form
93,346.46/128,814.68 = 50,904.08/x - Step 3: Cross multiply
93,346.46x = 128,814.68 × 50,904.08 - Step 4: Simplify right side
93,346.46x = 6,557,191,877.30 - Step 5: Solve for x
x = 6,557,191,877.30/93,346.46 - Step 6: Final answer
x = 70,245.75
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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.