Home / 275,828.63-413,742.96-88,840.13

Finding the Fourth Proportional to 275,828.63, 413,742.96 and 88,840.13

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Solution

The fourth proportional to 275,828.63, 413,742.96 and 88,840.13 is: 133,260.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,828.63 : 413,742.96 = 88,840.13 : x
  2. Step 2: Convert to fraction form
    275,828.63/413,742.96 = 88,840.13/x
  3. Step 3: Cross multiply
    275,828.63x = 413,742.96 × 88,840.13
  4. Step 4: Simplify right side
    275,828.63x = 36,756,976,284.27
  5. Step 5: Solve for x
    x = 36,756,976,284.27/275,828.63
  6. Step 6: Final answer
    x = 133,260.19

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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.