Finding the Fourth Proportional to 272,354.14, 375,848.68 and 153,122.14
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Solution
The fourth proportional to 272,354.14, 375,848.68 and 153,122.14 is: 211,308.53
Step by Step Solution
- Step 1: Write the proportion equation
272,354.14 : 375,848.68 = 153,122.14 : x - Step 2: Convert to fraction form
272,354.14/375,848.68 = 153,122.14/x - Step 3: Cross multiply
272,354.14x = 375,848.68 × 153,122.14 - Step 4: Simplify right side
272,354.14x = 57,550,754,197.78 - Step 5: Solve for x
x = 57,550,754,197.78/272,354.14 - Step 6: Final answer
x = 211,308.53
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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.