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Finding the Fourth Proportional to 188,225.80, 259,677.52 and 107,610.01

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Solution

The fourth proportional to 188,225.80, 259,677.52 and 107,610.01 is: 148,459.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,225.80 : 259,677.52 = 107,610.01 : x
  2. Step 2: Convert to fraction form
    188,225.80/259,677.52 = 107,610.01/x
  3. Step 3: Cross multiply
    188,225.80x = 259,677.52 × 107,610.01
  4. Step 4: Simplify right side
    188,225.80x = 27,943,900,523.98
  5. Step 5: Solve for x
    x = 27,943,900,523.98/188,225.80
  6. Step 6: Final answer
    x = 148,459.46

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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.