Home / 58,739.72-81,060.87-31,882.22

Finding the Fourth Proportional to 58,739.72, 81,060.87 and 31,882.22

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Solution

The fourth proportional to 58,739.72, 81,060.87 and 31,882.22 is: 43,997.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,739.72 : 81,060.87 = 31,882.22 : x
  2. Step 2: Convert to fraction form
    58,739.72/81,060.87 = 31,882.22/x
  3. Step 3: Cross multiply
    58,739.72x = 81,060.87 × 31,882.22
  4. Step 4: Simplify right side
    58,739.72x = 2,584,400,508.96
  5. Step 5: Solve for x
    x = 2,584,400,508.96/58,739.72
  6. Step 6: Final answer
    x = 43,997.50

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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.