Finding the Fourth Proportional to 93,246.54, 128,593.35 and 61,360.08
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Solution
The fourth proportional to 93,246.54, 128,593.35 and 61,360.08 is: 84,619.74
Step by Step Solution
- Step 1: Write the proportion equation
93,246.54 : 128,593.35 = 61,360.08 : x - Step 2: Convert to fraction form
93,246.54/128,593.35 = 61,360.08/x - Step 3: Cross multiply
93,246.54x = 128,593.35 × 61,360.08 - Step 4: Simplify right side
93,246.54x = 7,890,498,243.47 - Step 5: Solve for x
x = 7,890,498,243.47/93,246.54 - Step 6: Final answer
x = 84,619.74
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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.