Finding the Fourth Proportional to 246,813.03, 340,603.05 and 133,635.78
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Solution
The fourth proportional to 246,813.03, 340,603.05 and 133,635.78 is: 184,417.95
Step by Step Solution
- Step 1: Write the proportion equation
246,813.03 : 340,603.05 = 133,635.78 : x - Step 2: Convert to fraction form
246,813.03/340,603.05 = 133,635.78/x - Step 3: Cross multiply
246,813.03x = 340,603.05 × 133,635.78 - Step 4: Simplify right side
246,813.03x = 45,516,754,257.13 - Step 5: Solve for x
x = 45,516,754,257.13/246,813.03 - Step 6: Final answer
x = 184,417.95
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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.