Home / 187,904.52-259,318.84-111,468.87

Finding the Fourth Proportional to 187,904.52, 259,318.84 and 111,468.87

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Solution

The fourth proportional to 187,904.52, 259,318.84 and 111,468.87 is: 153,833.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,904.52 : 259,318.84 = 111,468.87 : x
  2. Step 2: Convert to fraction form
    187,904.52/259,318.84 = 111,468.87/x
  3. Step 3: Cross multiply
    187,904.52x = 259,318.84 × 111,468.87
  4. Step 4: Simplify right side
    187,904.52x = 28,905,977,785.84
  5. Step 5: Solve for x
    x = 28,905,977,785.84/187,904.52
  6. Step 6: Final answer
    x = 153,833.33

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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.