Finding the Fourth Proportional to 135,544.66, 203,386.70 and 64,547.80
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Solution
The fourth proportional to 135,544.66, 203,386.70 and 64,547.80 is: 96,854.90
Step by Step Solution
- Step 1: Write the proportion equation
135,544.66 : 203,386.70 = 64,547.80 : x - Step 2: Convert to fraction form
135,544.66/203,386.70 = 64,547.80/x - Step 3: Cross multiply
135,544.66x = 203,386.70 × 64,547.80 - Step 4: Simplify right side
135,544.66x = 13,128,164,468.13 - Step 5: Solve for x
x = 13,128,164,468.13/135,544.66 - Step 6: Final answer
x = 96,854.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.