Home / 61,027.38-84,174.30-56,007.81

Finding the Fourth Proportional to 61,027.38, 84,174.30 and 56,007.81

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Solution

The fourth proportional to 61,027.38, 84,174.30 and 56,007.81 is: 77,250.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,027.38 : 84,174.30 = 56,007.81 : x
  2. Step 2: Convert to fraction form
    61,027.38/84,174.30 = 56,007.81/x
  3. Step 3: Cross multiply
    61,027.38x = 84,174.30 × 56,007.81
  4. Step 4: Simplify right side
    61,027.38x = 4,714,418,201.28
  5. Step 5: Solve for x
    x = 4,714,418,201.28/61,027.38
  6. Step 6: Final answer
    x = 77,250.87

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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.