Finding the Fourth Proportional to 158,358.08, 237,531.36 and 47,547.20
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Solution
The fourth proportional to 158,358.08, 237,531.36 and 47,547.20 is: 71,319.07
Step by Step Solution
- Step 1: Write the proportion equation
158,358.08 : 237,531.36 = 47,547.20 : x - Step 2: Convert to fraction form
158,358.08/237,531.36 = 47,547.20/x - Step 3: Cross multiply
158,358.08x = 237,531.36 × 47,547.20 - Step 4: Simplify right side
158,358.08x = 11,293,951,080.19 - Step 5: Solve for x
x = 11,293,951,080.19/158,358.08 - Step 6: Final answer
x = 71,319.07
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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.