Home / 187,904.07-259,308.45-101,864.52

Finding the Fourth Proportional to 187,904.07, 259,308.45 and 101,864.52

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Solution

The fourth proportional to 187,904.07, 259,308.45 and 101,864.52 is: 140,573.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,904.07 : 259,308.45 = 101,864.52 : x
  2. Step 2: Convert to fraction form
    187,904.07/259,308.45 = 101,864.52/x
  3. Step 3: Cross multiply
    187,904.07x = 259,308.45 × 101,864.52
  4. Step 4: Simplify right side
    187,904.07x = 26,414,330,791.19
  5. Step 5: Solve for x
    x = 26,414,330,791.19/187,904.07
  6. Step 6: Final answer
    x = 140,573.49

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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.