Finding the Fourth Proportional to 93,225.96, 129,545.55 and 92,266.92
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Solution
The fourth proportional to 93,225.96, 129,545.55 and 92,266.92 is: 128,212.88
Step by Step Solution
- Step 1: Write the proportion equation
93,225.96 : 129,545.55 = 92,266.92 : x - Step 2: Convert to fraction form
93,225.96/129,545.55 = 92,266.92/x - Step 3: Cross multiply
93,225.96x = 129,545.55 × 92,266.92 - Step 4: Simplify right side
93,225.96x = 11,952,768,898.21 - Step 5: Solve for x
x = 11,952,768,898.21/93,225.96 - Step 6: Final answer
x = 128,212.88
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.