Home / 109,774.34-164,398.39-56,325.66

Finding the Fourth Proportional to 109,774.34, 164,398.39 and 56,325.66

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Solution

The fourth proportional to 109,774.34, 164,398.39 and 56,325.66 is: 84,353.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,774.34 : 164,398.39 = 56,325.66 : x
  2. Step 2: Convert to fraction form
    109,774.34/164,398.39 = 56,325.66/x
  3. Step 3: Cross multiply
    109,774.34x = 164,398.39 × 56,325.66
  4. Step 4: Simplify right side
    109,774.34x = 9,259,847,819.69
  5. Step 5: Solve for x
    x = 9,259,847,819.69/109,774.34
  6. Step 6: Final answer
    x = 84,353.48

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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.