Home / 109,822.28-164,670.98-43,226.30

Finding the Fourth Proportional to 109,822.28, 164,670.98 and 43,226.30

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Solution

The fourth proportional to 109,822.28, 164,670.98 and 43,226.30 is: 64,814.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,822.28 : 164,670.98 = 43,226.30 : x
  2. Step 2: Convert to fraction form
    109,822.28/164,670.98 = 43,226.30/x
  3. Step 3: Cross multiply
    109,822.28x = 164,670.98 × 43,226.30
  4. Step 4: Simplify right side
    109,822.28x = 7,118,117,378.32
  5. Step 5: Solve for x
    x = 7,118,117,378.32/109,822.28
  6. Step 6: Final answer
    x = 64,814.88

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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.