Home / 110,018.89-164,985.29-38,914.05

Finding the Fourth Proportional to 110,018.89, 164,985.29 and 38,914.05

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Solution

The fourth proportional to 110,018.89, 164,985.29 and 38,914.05 is: 58,355.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,018.89 : 164,985.29 = 38,914.05 : x
  2. Step 2: Convert to fraction form
    110,018.89/164,985.29 = 38,914.05/x
  3. Step 3: Cross multiply
    110,018.89x = 164,985.29 × 38,914.05
  4. Step 4: Simplify right side
    110,018.89x = 6,420,246,394.38
  5. Step 5: Solve for x
    x = 6,420,246,394.38/110,018.89
  6. Step 6: Final answer
    x = 58,355.85

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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.