Finding the Fourth Proportional to 118,312.06, 177,468.55 and 29,565.66
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Solution
The fourth proportional to 118,312.06, 177,468.55 and 29,565.66 is: 44,348.61
Step by Step Solution
- Step 1: Write the proportion equation
118,312.06 : 177,468.55 = 29,565.66 : x - Step 2: Convert to fraction form
118,312.06/177,468.55 = 29,565.66/x - Step 3: Cross multiply
118,312.06x = 177,468.55 × 29,565.66 - Step 4: Simplify right side
118,312.06x = 5,246,974,736.08 - Step 5: Solve for x
x = 5,246,974,736.08/118,312.06 - Step 6: Final answer
x = 44,348.61
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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.