Home / 56,107.76-84,273.72-35,085.20

Finding the Fourth Proportional to 56,107.76, 84,273.72 and 35,085.20

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Solution

The fourth proportional to 56,107.76, 84,273.72 and 35,085.20 is: 52,697.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,107.76 : 84,273.72 = 35,085.20 : x
  2. Step 2: Convert to fraction form
    56,107.76/84,273.72 = 35,085.20/x
  3. Step 3: Cross multiply
    56,107.76x = 84,273.72 × 35,085.20
  4. Step 4: Simplify right side
    56,107.76x = 2,956,760,320.94
  5. Step 5: Solve for x
    x = 2,956,760,320.94/56,107.76
  6. Step 6: Final answer
    x = 52,697.89

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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.