Finding the Fourth Proportional to 94,427.08, 130,309.02 and 51,985.62
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Solution
The fourth proportional to 94,427.08, 130,309.02 and 51,985.62 is: 71,739.96
Step by Step Solution
- Step 1: Write the proportion equation
94,427.08 : 130,309.02 = 51,985.62 : x - Step 2: Convert to fraction form
94,427.08/130,309.02 = 51,985.62/x - Step 3: Cross multiply
94,427.08x = 130,309.02 × 51,985.62 - Step 4: Simplify right side
94,427.08x = 6,774,195,196.29 - Step 5: Solve for x
x = 6,774,195,196.29/94,427.08 - Step 6: Final answer
x = 71,739.96
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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.