Finding the Fourth Proportional to 93,814.08, 129,462.12 and 51,372.60
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Solution
The fourth proportional to 93,814.08, 129,462.12 and 51,372.60 is: 70,893.47
Step by Step Solution
- Step 1: Write the proportion equation
93,814.08 : 129,462.12 = 51,372.60 : x - Step 2: Convert to fraction form
93,814.08/129,462.12 = 51,372.60/x - Step 3: Cross multiply
93,814.08x = 129,462.12 × 51,372.60 - Step 4: Simplify right side
93,814.08x = 6,650,805,705.91 - Step 5: Solve for x
x = 6,650,805,705.91/93,814.08 - Step 6: Final answer
x = 70,893.47
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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.