Home / 53,107.28-73,279.61-30,441.94

Finding the Fourth Proportional to 53,107.28, 73,279.61 and 30,441.94

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Solution

The fourth proportional to 53,107.28, 73,279.61 and 30,441.94 is: 42,005.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,107.28 : 73,279.61 = 30,441.94 : x
  2. Step 2: Convert to fraction form
    53,107.28/73,279.61 = 30,441.94/x
  3. Step 3: Cross multiply
    53,107.28x = 73,279.61 × 30,441.94
  4. Step 4: Simplify right side
    53,107.28x = 2,230,773,490.84
  5. Step 5: Solve for x
    x = 2,230,773,490.84/53,107.28
  6. Step 6: Final answer
    x = 42,005.04

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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.