Home / 124,171.60-186,189.36-49,215.82

Finding the Fourth Proportional to 124,171.60, 186,189.36 and 49,215.82

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Solution

The fourth proportional to 124,171.60, 186,189.36 and 49,215.82 is: 73,796.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,171.60 : 186,189.36 = 49,215.82 : x
  2. Step 2: Convert to fraction form
    124,171.60/186,189.36 = 49,215.82/x
  3. Step 3: Cross multiply
    124,171.60x = 186,189.36 × 49,215.82
  4. Step 4: Simplify right side
    124,171.60x = 9,163,462,027.68
  5. Step 5: Solve for x
    x = 9,163,462,027.68/124,171.60
  6. Step 6: Final answer
    x = 73,796.76

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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.