Home / 187,868.50-259,276.46-107,308.06

Finding the Fourth Proportional to 187,868.50, 259,276.46 and 107,308.06

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Solution

The fourth proportional to 187,868.50, 259,276.46 and 107,308.06 is: 148,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,868.50 : 259,276.46 = 107,308.06 : x
  2. Step 2: Convert to fraction form
    187,868.50/259,276.46 = 107,308.06/x
  3. Step 3: Cross multiply
    187,868.50x = 259,276.46 × 107,308.06
  4. Step 4: Simplify right side
    187,868.50x = 27,822,453,926.27
  5. Step 5: Solve for x
    x = 27,822,453,926.27/187,868.50
  6. Step 6: Final answer
    x = 148,095.36

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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.