Finding the Fourth Proportional to 178,545.19, 246,384.07 and 97,970.71
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Solution
The fourth proportional to 178,545.19, 246,384.07 and 97,970.71 is: 135,195.03
Step by Step Solution
- Step 1: Write the proportion equation
178,545.19 : 246,384.07 = 97,970.71 : x - Step 2: Convert to fraction form
178,545.19/246,384.07 = 97,970.71/x - Step 3: Cross multiply
178,545.19x = 246,384.07 × 97,970.71 - Step 4: Simplify right side
178,545.19x = 24,138,421,283.60 - Step 5: Solve for x
x = 24,138,421,283.60/178,545.19 - Step 6: Final answer
x = 135,195.03
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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.