Finding the Fourth Proportional to 93,308.36, 139,964.36 and 23,187.67
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Solution
The fourth proportional to 93,308.36, 139,964.36 and 23,187.67 is: 34,781.95
Step by Step Solution
- Step 1: Write the proportion equation
93,308.36 : 139,964.36 = 23,187.67 : x - Step 2: Convert to fraction form
93,308.36/139,964.36 = 23,187.67/x - Step 3: Cross multiply
93,308.36x = 139,964.36 × 23,187.67 - Step 4: Simplify right side
93,308.36x = 3,245,446,925.59 - Step 5: Solve for x
x = 3,245,446,925.59/93,308.36 - Step 6: Final answer
x = 34,781.95
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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.