Finding the Fourth Proportional to 250,176.18, 375,044.64 and 129,980.04
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Solution
The fourth proportional to 250,176.18, 375,044.64 and 129,980.04 is: 194,855.95
Step by Step Solution
- Step 1: Write the proportion equation
250,176.18 : 375,044.64 = 129,980.04 : x - Step 2: Convert to fraction form
250,176.18/375,044.64 = 129,980.04/x - Step 3: Cross multiply
250,176.18x = 375,044.64 × 129,980.04 - Step 4: Simplify right side
250,176.18x = 48,748,317,308.99 - Step 5: Solve for x
x = 48,748,317,308.99/250,176.18 - Step 6: Final answer
x = 194,855.95
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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.