Finding the Fourth Proportional to 93,139.70, 139,714.61 and 26,574.71
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Solution
The fourth proportional to 93,139.70, 139,714.61 and 26,574.71 is: 39,863.50
Step by Step Solution
- Step 1: Write the proportion equation
93,139.70 : 139,714.61 = 26,574.71 : x - Step 2: Convert to fraction form
93,139.70/139,714.61 = 26,574.71/x - Step 3: Cross multiply
93,139.70x = 139,714.61 × 26,574.71 - Step 4: Simplify right side
93,139.70x = 3,712,874,412.07 - Step 5: Solve for x
x = 3,712,874,412.07/93,139.70 - Step 6: Final answer
x = 39,863.50
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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.