Finding the Fourth Proportional to 178,116.99, 245,802.23 and 97,545.07
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Solution
The fourth proportional to 178,116.99, 245,802.23 and 97,545.07 is: 134,612.63
Step by Step Solution
- Step 1: Write the proportion equation
178,116.99 : 245,802.23 = 97,545.07 : x - Step 2: Convert to fraction form
178,116.99/245,802.23 = 97,545.07/x - Step 3: Cross multiply
178,116.99x = 245,802.23 × 97,545.07 - Step 4: Simplify right side
178,116.99x = 23,976,795,731.51 - Step 5: Solve for x
x = 23,976,795,731.51/178,116.99 - Step 6: Final answer
x = 134,612.63
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1.5x scale
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.