Finding the Fourth Proportional to 93,533.08, 129,064.44 and 53,246.92
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Solution
The fourth proportional to 93,533.08, 129,064.44 and 53,246.92 is: 73,474.37
Step by Step Solution
- Step 1: Write the proportion equation
93,533.08 : 129,064.44 = 53,246.92 : x - Step 2: Convert to fraction form
93,533.08/129,064.44 = 53,246.92/x - Step 3: Cross multiply
93,533.08x = 129,064.44 × 53,246.92 - Step 4: Simplify right side
93,533.08x = 6,872,283,911.52 - Step 5: Solve for x
x = 6,872,283,911.52/93,533.08 - Step 6: Final answer
x = 73,474.37
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Double scale
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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.